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How to control wheat aphids? Three measures to improve control effectiveness
Wheat aphids are one of the main pests currently harming wheat. In recent years, due to changes in climatic conditions, a decrease in the number of natural enemies, and improper control measures in wheat fields, the harm caused by wheat aphids has become increasingly serious, resulting in reduced wheat yield and declining quality. In response to farmers' situations in controlling wheat aphids, taking the following three measures can improve the control effectiveness of wheat aphids. Determine whether to control based on the control threshold. The control threshold for wheat aphids is 500 aphids per 100 ears. As long as a field reaches the control threshold, pesticide control should be applied immediately. Controlling according to the control threshold not
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Effectiveness of first supplementing then regulating when watering kidney beans
Vegetable growers often say, "Water kidney beans at the pod stage, not at the flower stage." Based on several years of experience and theoretical exploration, the author believes that "water kidney beans at the pod stage, not at the flower stage" should become a thing of the past. The reason is: with the advent of humic acid foliar fertilizer, it can be directly absorbed by the leaves and stems, and high concentrations of humic acid foliar fertilizer can inhibit vegetative growth and promote...
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