How to prevent underground pests in melon
When the wire rope is terminated in an endless rope, there is a risk of bending too tightly, especially when the endless rope is connected to equipment that concentrates the load on a relatively small area. Sleeves can be installed inside the circuit to maintain the natural shape of the circuit and prevent the cable from being pinched and worn inside the circuit. Using a thimble in a loop is an industry best practice. The ejector pins prevent the load from coming into direct contact with the wires. Encyclopedia site:ewikizh.top
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For many years, there have been two misunderstandings about the control of underground pests. First, the abuse of pesticides, in order to control pests, the farmers do not hesitate to use high-toxic, highly toxic pesticides such as carbofuran. The second is the misuse of pesticides. Some melon farmers do not understand the knowledge of pesticides, and use the sensitive phoxim of the melons to irrigate the roots, causing the death of melons. Try the following methods.
(1) Apply a fully decomposed organic fertilizer, and mix a certain amount of the medicament in the manure. The medicament is 50 times of diazinon or 80% of dichlorvos EC. (2) Part of the fall over the land to kill the winter. (3) Select coated seeds. (4) After discovering the hazard of underground pests, it is necessary to use the agent to fill the roots in time, and the agent is selected as Le Siben, and the dosage is 400-500 ml. (5) With the use of soil worms and stalks of 4000-8000 grams, the control effect is also good. 