Seed control methods for flies: First, there have been found a small number of species of earthworm damage to the field, change all kinds of manure for the application of refined organic compound fertilizer. For example, the bio-organic compound fertilizer containing chlorogenic bacteria, or application of multiple compound fertilizers; the second is to use territine granules 800 ~ 1000 g / 667m2, mixed soil with fine soil, spread or ditch applied in the rhizosphere; Is 40% of Cabens EC 200 ~ 250 grams, 200 kg of water to root; Fourth, where sufficient water, can be continuous irrigation 2-3 times, each flooding 24 hours, so that species suffocate and die, and then Drain as soon as possible. Root locust prevention and control methods: spray with 40% quick-acting sulfur-phosphorus emulsion 1000 times or use quick-acting sulfur phosphine 70 ml and fine soil mix poisonous soil, the latter is 667 square meters of dosage. Stem nematode control methods: First, use 40% quick-acting sulphur-containing EC 1000 times liquid spray; second is to use territine granules 800 to 1000 grams / 667m2 and fine soil mixed poisonous soil application. Mosquito control methods: First, fine-scale cultivation and weeding to create a net environment of pine grass, inhibit egg hatching and larval activity; Second, use 50% phoxim EC 800 times solution to kill larvae, or use 40% card Bens EC 200-250 g/667m2 water 200 kg rooting.
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