do not allow it to sprout. Systemic– These herbicides work quite smartly. Investopedia defines net exports as the value of a country’s total exports minus the value of its total imports. They are also used to sterilize the soil. What chemicals do i use? These types of herbicides are high in demand because they show their immediate effect and they quickly kill the weed tissue. Plz I will like to know the selective chemical I can us for cassava.the farm has been hand weeded but the weed keep growing too fast.is there any chemical I can use to control the weeds? Thanks. Herbicide positioning is quite important and one should know about the correct layer of the soil in which one needs to insert the herbicides. Germany. Weed Killer Item Type: Systemic Herbicide: Size: 1 litre plastic bottles Minimum Order: 1 carton (12 1-litre bottles) Estimated delivery (working days) in 1 to 3 Days: Dimensions; Weight: 1000 g: User Reviews 0.0 out of 5 ★ ★ ★ ★ ★ 0 ★ ★ ★ ★ ★ 0 ★ ★ ★ ★ ★ 0 ★ ★ ★ ★ ★ 0 ★ ★ ★ ★ ★ 0. No plants just only weeds. I applied force up herbicide on my farm of 21 days maise today. of bolls per plant, boll yield per plot and boll yield per hectare. Fate of Herbicides in the Environment. Description. But am also asked to use herbicide after manual weeding. indiscriminate use of herbicides in Nigeria cannot be completely extricated from the increasing rate of cancer in the country. No residual life in the soil. Jiji.ng is the best FREE marketplace in Nigeria! Choose products suited for the type of weeds to be controlled and stage of crop or weed growth to which they should be applied. Please I need your urgent help. Clay-pan type interior wetlands. Training, Privacy Policy Thanks. Weldone. com, Phone: +2348036571118 . Starting a maize farm in Nigeria is quite easy, as the initial capital outlay is very low. You have to consider many factors such as the type of cultivated crop, the species of the common weeds, the age of the weed amongst other several factors before you can determine which type of herbicides to use. Cotton is one of the most important cash crops in Nigeria. Megatrax is a South African market leader in Specialised Weed Control Industry Established in 1989. Shld i just spray atrazine herbicide as am planting d cassava or spray afterd cassava has sprouted. Products. I am about to plant plantain suckers and I want to know which herbicide to use and how it should be used. Crops 160/165/165 g/ R Can i still use atrazine now to keep weeds away for the next 2 to 3 month to reduce cost incurred if manual weeding is applied? Megatrax has kept abreast of international trends, implementing modern techniques with strict quality and safety standards throughout every project. The pace of growth was the most pronounced in … I need your urgent reply, please. Which herbicides can i use to adequately control weeds on these farms and should they be sprayed pre emergence? Types of Herbicides. Herbicides though beneficial to farmers in weed control they could also be harmful to the users and the environment. in this case, do manual weeding; if you use chemicals, you will kill your plants. MPAFC as a brand is sold acros. Herbicides are commonly applied in granular and liquid form. Thanks, I planted my cassava about 7 days ago and I applied diuron today to control the weed, hope have not done something wrong, no sir, i do not think so. Benefits. It is very possible you use only herbicides on your cassava farm but it has to start from land preparation. 4.11.3. Biocides1.com is the international website for the worldwide Biocides Industry. The different types of herbicides are all designed to kill plant tissue. Spraying in a hurry. It’s also called Uganda grass or Napier grass. Western Cape: 082 622 1108, Email: I have also ran into that trouble of not using herbicide at preemergence stage on my cassava farm. what you have done is wrong. Good evening sir. I weeded 3 weeks ago. Very good write-up and a nice job you are doing here. The weed is tolerant of many soil types and thrives well in hot or cold, drought, wind, salt, damage as well as grazing conditions. Biocides1.com is the international website for the worldwide Biocides Industry. Listed below are the mode of actions found in some herbicides; Triazine Herbicides. However, they accomplish it by two basic methods. yes, it can be used as preplanting herbicides. I want the one with longer effect, It do come in contact but I thought diuron is selective to cassava. Thank you very much. Active ingredient as used in the text Formulation type Active ingredient(s) content (pure) Danger group Trade Name Company Name L. No. Application of herbicides can be a cost effective method for weed control. These pages are a general guide to the types of herbicides available and when and how they should be utilised. preplanting herbicides are used before weeds emerge. What can I do to prevent the plants from being damaged during postemergence application of herbicides. 4.11. Thank for your work here. Modern herbicides are often synthetic mimics of natural plant hormones which interfere with growth of the target plants. Here we have the different types of birds that live in our county, note that there are over 940 species of birds in Nigeria. Find another. This is very educating.Please I need help.Can I get names of fertilizers containing weed killer chemicals ?? A cassava farm planted two to three weeks ago is attached by weed. Cover fliting is done when the crops are still very young; you just cover all the plants preferably with plastic bowl, just the portion of the crops and spray your field. S how many plots can one liter of herbiside successfully cover? Pls I need your help urgent. Group warns against use of dangerous herbicide in Nigeria "It's a slow killer and is affecting our farmers," an expert says. Thanks for your article. you can con tact the admin for further assistance. Cotton seeds when crushed can be used to produce cotton seed oil, which is used in cooking, cosmetics, medications, and other everyday goods. You really need to be careful here, because rice is from the grass family. You can use manual weeding or chemical. Nice work quadri,but if your stem is followed people will end up with specific weed problem which will be labour intensive. Avoid contact with desirable plants and immature bark. Pls another question goes thus; which types of cassava and maize variety is the best to give a good yield, Pls i planted corn 2 weeks ago after plowing and am currently intercropping it wt cassava but i hv little weeds germinating around. Mix the two for effectiveness and higher concentration. Uka Eje, the founder of Thrive Agric, took up the challenge after leaving school, when he discovered the major challenges faced by farmers in rural areas. An herbicide that is effective against most kinds of plants is called a nonselective chemical. They are known as Contact Herbicides and Systemic Herbicides.Contact herbicides: Contact is a word that means the chemical in that specific type of herbicide will kill the parts of the plant it contacts. Thank you very much. In 2017, the amount of herbicides exported worldwide stood at X tonnes, picking up by X% against the previous year. by ogb5(m): 7:47am On Mar 15, 2018; soil9: next time you want to control weed in maize farm, use a broad spectrum herbicide like xtraforce or 3maizeforce for pre-emergence weed control. Thanks for your reply,I really appreciate the effort you are making here. This portal is an active B2B website for all Biocide Suppliers and their products like Biocides. I read your article and quite educative, where can I get the basegram for rice and maize you mentioned in the article? I’m new in farming. What do you mean by cover flit? This combination is not good. To gain better insights into farmers’ access to, and use of, herbicides as part of weed control strategies, surveys were conducted in key rice production locations across SSA. What kind of herbicide can I used to control a farm planted with potatoes,cassava and maize where by weeds has dominated the farm? I have a rice farm what chemical should I use to eliminate the weeds in the field? Used as a pre-planting or a release spray. They are mentioned below-Selective– They are good for a narrow range of the plants. They are used for weed control in any weed combination in the field, they will kill any kind of vegetation. Selective herbicides have been derived from a wide range of different chemical classes with varying modes of action that have enabled the yield improvement in key crops such as corn, rice, soybeans and wheat. Nigeria Herbicide And Rodenticide Directory provides list of Made in Nigeria Herbicide And Rodenticide Products supplied by reliable Nigeria Herbicide And Rodenticide Manufacturers, Traders and Companies. Professional Industrial Pest and Weed Control Services. Products; Suppliers; Buyers; Don't know your target market? HOW TO PROCESS HIGH QUALITY AND GOOD STANDARD RICE. Hi, please I've got a question. Contact Buyer. Then I apply labourers weeding which is hoeing in order to remove d broad leaves and d grasses but to my surprise the farm has also grow this same weeds and I used d farm last year which am using this yr again. There are no reviews yet. This research examined various safe weed control methods; it was observed that there is no weeding method that is singularly perfect to handle all the varied situations in the fields. Utilization pattern and risk assessment of herbicides usage by farmers, marketers and agricultural extension workers (AEWs) in Plateau State, Nigeria John S. Gushit1*, Eno O. Ekanem2, Harami M. Adamu2, Ovi J. Abayeh2 and Danladi Malan3 1Department of Science Laboratory Technology, University of Jos, Nigeria. Fertilizer and Weed Control, […] by inhibiting or killing the fungus causing the disease. The production of this important cash crop has suffered a major problem in Nigeria from pest and disease infestation. Herbicides that are applied to the soil– These kinds of herbicides are grasped by the root and they can be used as pre-emergence or pre-plant treatment. Notify me of follow-up comments by email. Herbicides are broken down by pre-emergent, post-emergent, selective, and non-selective. Broad Spectrum– Such kinds of herbicides are effective for a wide range of plants. Weed control is the botanical component of pest control, which attempts to stop weeds, especially noxious weeds, from competing with desired flora and fauna including domesticated plants and livestock, and in natural settings preventing non native species competing with native species.. Weed control is important in agriculture.Methods include hand cultivation with hoes, … Volatilization of herbicides may be the reason for herbicide influencing the neighbouring plants or fields, especially in strong wind conditions. Afmod04@yahoo.com Though a good number of farmers are disposed to the use of herbicides, many are unaware of herbicide types, level of poisoning, safety precautions and potential hazards on health and environment [3].Over the past ten years, the amount and number of different herbicides have increased significantly. This portal is an active B2B website for all Biocide Suppliers and their products like Biocides. Can I use altrazine and by glyphosphat e on my cassava farm without killing the crop? Ogun and Oshun Rivers and their floodplains. ensure you apply to moist soil for good result. Chemical is very effective in controlling weeds and pest. In general, herbicides exports continue to indicate a drastic setback. Now let’s take a look at the common Nigerian weeds. Pls tell me the name chemical and where to get it in lagos. The impact of pesticides consists of the effects of pesticides on non-target species.Pesticides are chemical preparations used to kill fungal or animal pests. Although they would be on different plots of land. What most farmers are familiar with is crop protection, through the use of herbicides and […], […] you can adopt in your farm irrespective of your scale of production. Herbicides Exports Exports from Nigeria. The control of weeds is a must prior to and after planting. Can I do it myself? You can get it any any agro store in mile 12 or sabo market, ikorodu. S/N Trade name Active ingredient Type of herbicide Rate of active ingredient Mixture ratio 1. On the issue if its apparent danger, it has dosage farmers must adhere to. Mode of action regarding herbicide can be considered as the term defining what the chemical performs in the plants’ interior. We have Herbicide Suppliers in Nigeria, Algeria, Angola and … Well sir I must say I enjoy reading your article. Thank you sir. this will keep your land off weeds for about 3months. LIST OF MARKETED HERBICIDES SORTED ALPHABETICALLY ACCORDING TO ACTIVE INGREDIENTS, FORMULATION, TRADE NAMES, COMPANY NAME, REGISTRATION NUMBER AND CLAIM OR USES. as for the beans, you can use Galex but bean is a cover crop, it will suppress weeds if you can try manual weeding. Provides short-term weed control: Poison. Thank you. […], […] intervene; your intervention is in the form of manual or mechanical weeding or using herbicides. Herbicides. Wanted to market your Herbicide And Rodenticide products globally? Therefore, one should pay proper attention while identifying unwanted weeds. List of herbicides previously approved for use on cocoa farms in Nigeria. And also on ugwu farm . The study examined the effects of herbicides on crop production and environment in Makurdi Local Government Area of Benue State. Biocides1.com is the international website for the worldwide Biocides Industry. Herbicides should be used in combination with other methods of weed control such as cultural (i.e., use of crop residues as mulches, stale seedbed technique), and … Therefore, precision and vast knowledge both are required for performing the work without leaving any margin for error. Pest Control To avoid waste of time and money, as early as possible tomorrow, go and plant another maize on the field to replace the 21st day old one because the will definitely die within a week, if you plan another one immediately, you were good to go. Include Double Ace Business Concepts Ltd, . we produce in 3 sites Germany Tunisia Italy several type of herbicide fongicide insecticide NPK . Reservoir productivity. Thanks. A great advantage of chemical herbicides over mechanical weed control is the ease of application, which often saves on the cost of labor. I just sprayed on the surrounding weeds, […] instance, in crop production; you need to measure your herbicides and pesticides before application to avoid toxicity and detrimental effects. Good day, i planted maize is about one month plus now and want to broadcast rice on the same land. Good morning, I have a plantain farm and I want to intercrop with watermelon, I have just weeded the place, whats the best herbicide to use and can I spray befor planing the watermelon or after planting the watermelon? Gauteng: 012 566 3315 - Western Cape: 082 622 1108, Declared Weeds & Invader Plants: Multiple Categories, Declared Weeds & Alien Invader Plants – Category 1, Declared Weeds & Alien Invader Plants – Category 2, Declared Weeds & Alien Invader Plants – Category 3, Termite Pest Control Services & Soil Treatment in Midrand, Pre and Post Construction Pest Control Services. you can't plant cassava and potatoes together. I want a very strong chemical that will be able to kill all the grass. Chapter 6 discusses general properties of herbicides, different types of herbicide formulations, their behavior in the environment, and human and environmental safety concerns. Glyposate in unarguably the most recommended and most effective active ingredient in controlling weeds, that is why i tell people to use it. Also, classifying herbicides, based on their mode of action, uses factors like protein, enzyme, and biochemistry of plant upon application. Nigeria is the largest producer of Soybeans in Africa, producing over 510,000 metric tonnes per annum, while the yearly global consumption rate of the crop sitting at around 70 million metric tonnes, with the USA, Brazil, Argentina and China accounting for almost 90% of the total world output. mrignatiusokoro@gmail.com, Good article here.But how can l contact you,pls? What is the ideal season for applying it? The point is to make sure herbicides are rightly selected and implemented on specific kind of weed; otherwise the results won’t be effective. Nineteen of these herbicides are preplant application (PPA) herbicides and three post emergence (PE). More than 146 best deals for sale Buy Fertilizers online Herbicides and weed killers can control and prevent weeds from overtaking your lawn. Is it true? In some of the cases the weed is susceptible to any particular kind of herbicide, and it is quite essential to use the right product and applying rate for controlling that specific kind of weed. Human Health in Nigeria Threatened by Uncontrolled Usage of Herbicides. Am in need of ur assistant and is there no any herbicides that will work for both maize and cassava for post planting herbicides. Personally, am an advocate of organic farming, i sternly detest the use of chemicals, however, you would agree with me that some situations in farm require the use of chemicals. that does not mean it should come in contact with the crop parts, especially the leaves. Madhya Pradesh Agro & Food Chemicals . Let’s start! Based on product type, the market is further bifurcated into synthetic and bioherbicides. Use clean water for spraying. This comment has been removed by the author. soil must be moist, saturated or with standing water). Types of Herbicides. Weed Control Herbicides are used to control […], Great article ever. Pls what type of chemical can I used for pre emergency wed control on my farm with maize and cassava. Herbicides or weedkillers belong to a class of pesticides that are used in the management of undesired plants in the areas of agriculture, landscaping, forestry, gardening, and industry [1,2].Weeds cost billions of dollars’ worth of damage each year to crops, particularly corn and soybean in the United States and Canada, to which the maximum quantity of herbicides … When we talk about weeds, we think of herbicides, same also for bacteria and rodents, we talk about bactericides and rodenticides respectively. Similarly, a change on the type of herbicide used from Alachlor to Idem NUA 1999. It was therefore necessary to determine the level of herbicide use and access the safety methods applied by horticultural farmers in Rivers State, Nigeria. In the case of maize, the selective broadleaf herbicide is used because maize crop belongs to the grass family so any herbicide to be applied must be friendly to grasses but injurious to broadleaf weeds. List of Herbicides Companies in Nigeria, Suppliers, Distributors, Manufacturers, Importer. Pp45-54. The use of chemicals like herbicides, pesticides, etc. Herbicides are chemicals that are toxic to the plants and are capable of utterly destroying them or slowing down their growth. Types of weeds that grow in Nigeria. Herbicides play a crucial role in weed control. Which should I use and when and how long is the effect. that may affect the absorption of the herbicide and their action. 4.11.2. Keep it up. Nigeria was rated the second largest world producer of cocoa in the 1960’s (Adegbola and Abe, 1983) and, for a long time the crop has been generating substantial foreign exchange for the country. your article has been very very helpful , i have really gained alot! yes, you can. Herbicides exports from Nigeria stood at X tonnes in 2018, falling by -X% against the previous year. Herbicides Exports Exports 2007-2017. I didn’t spray on it but around it. How can the weed be controlled? Of course yes, it is specifically for uncultivated land. In general, herbicides exports continue to indicate a remarkable growth. Thank you, in this case, i will advise you to use glyphosphate. How long will it keep the weed away after application? 115 Active ingredient as used in the text Formulation type Active ingredient(s) content (pure) Danger group Trade Name Company Name L. No. Two trials were conducted in 2002 and 2003 to evaluate different types of herbicides for weed control in sorghum. Examples of selective commercial herbicide are: These are otherwise known as total weed killers. that is why it is recommended to apply herbicide immediately after harvest. The term organic herbicide has come to mean herbicides intended for organic farming.Some plants also produce their own natural herbicides, such as the genus Juglans (), or the tree of heaven; such action of natural herbicides, and other related chemical … Are you aware of its apparent dangers to human health? Really helpful. Please am planning to cultivate pepper and water melon next season. looking at your situation now, i will advise you to adopt manual weeding. Herbicides that are applied to leaves aka foliar– Such kinds of herbicides are applied on such portions of the plant that are above the ground and exposed tissues of plants absorb them. The following types of Nigerian product shipments represent positive net exports or a trade balance surplus. hello, spray it after planting your cassava. Thanks for your observation. Herbicides are the known chemicals used to control weeds […]. I planted maize on my entire farm and cassava on half (bcos of stem shortage). Asulam + Loxynl 2 - 40 Methyl- sulfanily carbamate Carbamate (selection) post emergence systemic herbicide 3.4 + 0.5 kg/ha 3.0 L/ha 2. Locations Overall, Nigeria achieved a $6.2 billion trade surplus during 2019 down -62% from $16.5 billion in black ink one year earlier. VEGETABLE FARMING AS A PALLIATION TO POVERTY IN NIGERIA, READ AND CHANGE! I went to agrochemical dealers 4 pre emergence herbicideherbicide for late maize. In 2017, approx. are common in a commercial farm; however, crop rotation is also very effective […], […] in your homes, farm or workplace. Nigeria has the capacity to meet this production rate yet the country produces just a little over 300 000 tonnes annually. Box 854, Akure, Nigeria . for more effective action, you can use it with glyphosphate. The downside of granular applications is that they must be broadcast over a large area, applying chemical in places that may not need it. Most of the plants will re-grow their plant tissue and then herbicide will be needed again. After clearing, ploughing and harrowing your land, you plant. Over 98% of sprayed insecticides and 95% of herbicides reach a destination other than their target species, because they are sprayed or spread across entire agricultural fields. My farm is mixed crop of maize and cassava and both has started germination, please which herbicide will I use for control of weeds? Selective herbicides control a specific type of weed, while nonselective herbicides control all kind of weeds. you are supposed to apply herbicides immediately after planting. Currently, there are 26 sesame-growing states in Nigeria; some of these include Ebonyi, Delta, Jigawa, Bauchi, Nassarawa, Benue and Taraba. kudos to you! The companies are divided into suppliers for Herbicides and more. Pls weeds have taken over my melon farm. Regard Paul. My question now is that haven't d agriculturist develop another herbicides for mixed cropping of cassava and maize or other herbicides which will kill any kind of herbicides on mixed cropping. Morning sir, pls, can my seedlings( maize and groundnuts) be affected if powdered chemical mixed with glyphosate are applied 1 or 2 days after planting? Gauteng: enquiry@megatrax.co.za you can't totally eradicate the weeds but what you are required to do is to suppress them greatly. Herbicides play a vital role in integrated weed management programs. Also, ensure you prepare your land adequately before spraying, it will aid the efficiency of the herbicide. Is it possible not to use manual weeding at all for cassava intercropped with maize, I mean using herbicides only. Well done sir, please can my crop seeds(maize and groundnuts) be affected if I apply powdered plus liquid chemicals like two days after planting. Good day sir. Nigeria from pest and disease infestation. Now i want to plant d remaining cassava but weeds are up again. Grasses, broadleaved weeds and clovers. … 5. Which pre emergency herbicide is the best before planting them. Pls what chemical can I use to kill the grass in front of my compound? The companies are divided into suppliers for Herbicides and more. You tell everyone to use glyphosate. But sir, I didn’t let the herbicide touch the maize. Two trials were conducted in 2002 and 2003 to evaluate different types of herbicides for weed control in sorghum. I have plantain farm and I want to add cassava which chemicals do I use, good day, pls my soybean plants have been attacked by sudden death syndrome, please what is the way forward and what can be done to prevent further occurence as am preparing to plant new seeds. Ensure that field conditions are suitable for herbicide activity (e.g. In this section you can find 18 Herbicide Suppliers in Nigeria registered on our portal. The health impact of the indiscriminate use of herbicides in Nigeria is a public health concern. When I asked the amount toto mix, I was asked to use 1 and half of the cup for 16L back sprayer. Will there be an effect on the plantain if the herbicide touches it when applying? Gauteng: 012 566 3315 Nigerian cocoa production is still dependent on pesticides to attain acceptable levels of crop production. This volume makes Nigeria the second largest producer of sesame seeds in Africa and the seventh in the world. it is commonly applied immediately after planting. For chemical, you can still use glyphosate; it is best you cover flit your cassava if they haven't grown too high. [ABUJA] African rice smallholders are increasingly using low-quality, unregistered herbicides because of inadequate capacity of governments to enforce strict monitoring of national pesticides regulations, a study says. Read also: List Of Herbicides Used For Weed Control On Maize Farm. Pesticide use in Nigeria has been on the increase ever since its introduction in early fifties for cocoa production. After getting home, someone told me that those maize will be destroyed. 4.11.1. Simple random sampling technique was adopted in collecting data. Search for Herbicides with Addresses, Phone numbers, Reviews, Ratings and Photos on Nigeria Business Directory Use only pre-emergence but i Dont advise herbicides for cucumber. S/N Trade name Active ingredient Type of herbicide Rate of active ingredient Mixture ratio 1. Controls most annual and perennial grasses and broadleaved weeds. Thank you very much sir, get ForceUP. Article Type: Review Weed management in coffee plantations in Nigeria is currently mostly through manual methods which need to be improved to ensure better production. Very educating but I have a question which goes thus:'Are non selective herbicides like glyphosate also systemic and/or used as a pre planting herbicide or not'? They are mentioned below-. List of herbicides previously approved for use on cocoa farms in Nigeria. In this section you can find 46 Pesticide Importers in Nigeria registered on our portal. Write a review. I want to plant watermelon with okra. It is very possible you use only herbicides on your cassava farm but it has to start from land preparation. by then, your cassava plants would have grown taller and able to suppress the weeds. You can use glyphosate like force up and other brands, […] Read more: HERBICIDES USED ON PLANTS; TYPES AND HOW THEY WORK […]. Please i will love to contact you in person. Thrive Agric Nigeria is a start-up that helps smallholder farmers obtain the best inputs and machinery for their farms, as well as data-driven advisory services and access to premium markets. Thanks for your replay,meanwhile can atrazin nd glysophate be used as pre emergence on cucumber planted a day ago,bt ofcourse the seed isn't germinating yet. Keywords: Herbicides, Indiscriminate, Contamination, Health, Impact Introduction Herbicides are substances, mainly chemicals used to destroy, slow down, inhibit, or control the growth of plants or vegetation. One should be well aware about the drawbacks as the wrong application can be extremely dreadful. Some of the methods are mentioned below-. The global herbicide market is segmented into product type, crop type, mode of action, and region. Termite Control I was told to apply first and wait for 10days before planting. Ayodele shared similar notions with Aremu also stressing that poor handling and use of herbicides could get humans prone to be faced with several dangers ranging from ill health, contamination of water bodies and undue accumulation of salts in the soil. Herbicide, an agent, usually chemical, for killing or inhibiting the growth of unwanted plants, such as weeds, invasive species, or agricultural pests. I just prepare about 10 acres of land for watermelon farming. Use the recommended rate and dilution. Become An Agent it is far effective, apply glyphosate and diuron. I hope this helps. I am so sorry for my late response. Should I apply before planting the suckers or after planting the suckers. List of Herbicides companies and services in Nigeria. Asulam + Loxynl 2 - 40 Methyl- sulfanily carbamate Carbamate (selection) post emergence systemic herbicide 3.4 + 0.5 kg/ha 3.0 L/ha 2. Good day pls I just inter cropped yam,maize and cassava in my farm and they have started sprouting, which selective herbicide do I use and method of use thanks. i recommend a manual weeding in this case, Boss, pls which selective herbicide can I use on beans farm ? For herbicides to be effective, they must persist long enough to kill the weeds for which they were intended. Western Cape: cpt@megatrax.co.za. According to researchers who conducted the study, although herbicides can help reduce rice production losses, incorrect use can negatively impact human … Apply before planting, if it doesn't come in contact with your crop, no problem but 7 days after is much, you should apply the next day or latest third day. Pls, I need your help to know which herbicide I can use for waterlmon and cucumber.