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How can sorghum stem borers be controlled effectively?
How can sorghum stem borers be controlled well? Please provide guidance on methods to control sorghum stem borers. They are the main pests damaging sorghum and corn. Sorghum stem borers overwinter as mature larvae inside sorghum and corn stalks, and a few also overwinter in corn cobs. Adults are phototactic; in spring they mostly lay eggs during the whorl stage, while in summer they lay eggs during the corn tasseling...
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What Is the Soybean Pod Borer? A Detailed Guide to Soybean Cultivation and Control Methods
What is the soybean pod borer? How do you control it? Here is an introduction. The soybean pod borer, also known as the small red worm, belongs to the family Olethreutidae in the order Lepidoptera, and is commonly called the soybean pod-boring moth. The soybean pod borer larva has 4 instars in total; when newly hatched it is pale yellow, and after entering the pod and molting it turns milky white. The final-instar larva is 8 to 10 mm long, and when fully mature it turns red...
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How to control rice stem borers? Rice pest and disease control methods
How to control rice stem borers? Please explain the control methods in detail. Rice stem borers can be controlled by referring to the following methods: 1. Update rice varieties: Reduce or eliminate a few especially susceptible varieties to reduce the pressure for chemical control and the base population. 2. Flooding to kill pupae: Because newly hatched Chilo suppressalis larvae damage the rice leaf sheath...
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How to effectively control pod borers in bean cultivation
How to control pod borers during bean cultivation? Please explain the control methods. The adult pod borer lays eggs on the tender leaves of the plant, and after 5-7 days, the hatched larvae bore into the pods and feed on the beans. Once larvae older than the 3rd instar have bored into the pods, spraying pesticides can hardly kill them. Therefore, to control this pest, fertilizer and water management should be strengthened...
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When is the best time to control the soybean pod borer?
When is the best time to control the soybean pod borer? Here is an introduction. The soybean pod borer is a major pest in soybean production. In ordinary years the pod damage rate is 5%-10%, and in severe years it can reach 30%-60%. Damaged beans not only reduce yield but also degrade quality. Mastering the right timing and methods for controlling the soybean pod borer can...
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What are the prevention methods for the rice stem borer (Chilo suppressalis)?
How to prevent the rice stem borer (Chilo suppressalis)? Please provide an introduction to the methods. The following methods can be used for preventing the rice stem borer (Chilo suppressalis): 1. Agronomic measures. When damaged plants with dead leaf sheaths, dead hearts, or dead panicles are found, they should be pulled out promptly, which not only reduces the number of insects but also prevents larvae from moving to other plants to cause damage. 2. Chemical control. When the control threshold is re...
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What are the control methods for the rice stem borer (Chilo suppressalis)?
How do you control the rice stem borer? Here are the control methods. The rice stem borer, also known as the stem maggot, can damage rice from the tillering stage to the milk-ripening stage, posing a threat to rice production and affecting both yield and quality. Doing a good job of controlling the rice stem borer is of great significance for promoting high rice yields and increasing farmers' income. The control methods are as follows:...
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What are the pollution-free control methods for rice stem borers?
How are rice stem borers controlled in a pollution-free way? Please explain the control methods. Stem borers are the common name for the rice striped stem borer and the rice yellow stem borer. The rice striped stem borer is distributed throughout the country. Besides damaging rice, the rice striped stem borer also damages wild rice stem, corn, sugarcane, reeds and other grass weeds. After overwintering, some larvae can invade broad...
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How to control the bean pod borer when growing yardlong beans?
How to best control the bean pod borer when growing yardlong beans? Please explain the methods. The yardlong bean pod borer, also called the yardlong bean moth, is one of the main pests of yardlong beans. The adult yardlong bean moths are scattered and concealed, fly over a wide range to lay eggs, and lay many eggs, so they are not easy to kill by spraying or trap. The adults lay eggs on the tender leaf parts of the plant, and after hatching in about 5--7 days the larvae bore into...
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How to Control Bean Borers: A Must-Read for Growers
How do you control bean borers when growing beans? Here is an introduction to borer control in bean cultivation: spraying should follow the principle of focusing on the buds, spraying during the flowering stage to kill the larvae inside the flower buds. The best time to spray is on a sunny morning between 8 and 10 a.m. when the buds are open. After the flowers fade, when the pods are more than 10 cm long, spray once to kill newly hatched larvae...
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