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How can weeds be effectively controlled during soybean cultivation?
How do you control weeds when growing soybeans? The main weeds in soybean cultivation include monocotyledonous weeds such as crabgrass, barnyardgrass, goosegrass, lambsquarters, and foxtail; broadleaf weeds include redroot pigweed, eclipta, copperleaf, and velvetleaf. Summer soybeans are usually sown in June, during the hot and rainy season, when weeds emerge aggressively, at high density, grow vigorously, and are diverse in species, easily forming a weed infestation. Generally, weeds begin to emerge 5 days after soybean sowing, and the entire weed emergence period lasts about 60 days, which is extremely unfavorable for high soybean yields. For this reason, accurately mastering chemical weed control techniques is crucial.
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What herbicide is good for weed control when growing vegetables?
What herbicide should be used for weed control when growing vegetables? Please advise. When growing vegetables, you can refer to the following methods for weed control: 1. Chemical weed control in cruciferous vegetable fields. For cruciferous vegetables such as Chinese cabbage, radish, cabbage, cauliflower and rapeseed, choose 48% trifluralin emulsifiable concentrate after sowing and before emergence or at transplanting, at 100 ml per mu (667 sq m, the same below), or 33% pendimethalin emulsifiable concentrate at 75 ml per mu.
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How to Control Weeds in Cotton Fields? A Detailed Guide to Practical Methods
How to control weeds in cotton fields? Please provide methods. When growing cotton, you can refer to the following methods for weed control: (1) Types and occurrence characteristics of cotton field weeds. China is one of the world's major cotton-producing countries, with Shandong, Hebei, Henan, Jiangsu, Hubei, Xinjiang, and Anhui among the main cotton regions. Cotton field weeds mainly include 2...
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How to control weeds during summer corn cultivation?
How to control weeds when planting summer corn? Please explain the methods. When planting summer corn, you can refer to the following two methods for weed control: The "seal-and-kill" weed control technique involves a "seal-and-kill" treatment before corn emergence after sowing, that is, using a soil-sealing herbicide in combination with a non-selective herbicide, so that a single application achieves both soil sealing and killing of visible weeds...
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How to control soybean aphids? Growers, master these methods
How to control aphids when growing soybeans? Please provide methods. The soybean aphid is an important pest damaging soybeans. In recent years, due to the occurrence of warm winters and neglect of control, soybean aphid damage has worsened year by year. According to forecasts, soybean aphids will occur at a moderate-to-heavy level in 2000. For this reason, we have preliminarily studied their occurrence patterns and...
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How to prevent and control downy mildew in watermelon? A detailed guide to practical methods
How to prevent and control downy mildew in watermelon? What harm does watermelon downy mildew cause? Experienced readers are also invited to share their advice. Like other cucurbit crops, watermelon also suffers from downy mildew. Zhongdi Network has compiled the harm caused by watermelon downy mildew and its prevention and control methods, listed below for readers' reference. The harm caused by watermelon downy mildew: ...
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What are the control methods for watermelon anthracnose?
How do you control watermelon anthracnose? What harm does watermelon anthracnose cause? Is there any fellow grower who can help explain? Anthracnose is a common disease of watermelon. Zhongdi Network has compiled the harm and control methods of watermelon anthracnose, listed below for fellow growers' reference. Harm of watermelon anthracnose: Anthracnose from water...
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How to control the plum fruit moth? A full breakdown of practical methods
How do you control the plum fruit moth? Are there any good methods? I hope experienced readers can help explain. Plum fruits are often damaged by fruit moths during the fruiting period. Zhongdiwang has compiled control methods for the plum fruit moth, listed below for readers to reference. Method one: before the overwintering generation adults emerge from the soil...
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How to control aphids when growing cotton?
How to control aphids when growing cotton? Please explain the control methods. Methods for controlling aphids in cotton growing include: spraying omethoate on overwintering hosts to eliminate aphids on the overwintering hosts. The pesticide methods for controlling aphids in cotton fields include: 1. 3% acetamiprid, 1000 to 2000 times dilution per mu for spraying. 2. 5% Dingji, 2500 to 4000...
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How can aphids in cornfields be controlled effectively?
How to control aphids in cornfields? Please explain the methods. Corn aphids, commonly known as "greasy bugs" or "honey bugs", harm not only corn but also crops such as sorghum and barley. They pierce and suck plant sap. Aphid numbers are very low at the seedling stage, but surge during the ear stage, secreting large amounts of "honeydew", which forms a black mold-like layer on the leaves, affecting photo...
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