Chemical weeding in leeks
New root leeks are weeding before buds. With 33% weeding through the EC, 100-150 ml per mu of water spray, the validity period of 45-50 days, with 48% dimethoamine EC 200 ml per mu, after the application of shallow cultivator so that the mixture of drugs and soil, valid for 30 days.
50% Likuron WP, or 25% fennel EC, 750-1000 ml per mu after budding in the amaranth field.
The old root leeks have strong antibiotic resistance, and the wound healed after each cut of leeks can be used with 48% trifluralin EC 100-150 ml/mu, or 50% pracotrienone wettable powder 100-150 g/33% weeding and emulsifiable concentrate oil per mu. 100-200 ml, 25% herbicidal emulsifiable concentrate 500 ml, 48% dimethicone EC 200 ml per mu, 50% herbicide No. 1 WP 150 g per mu. The above-mentioned agents, optionally one, are sprayed on the soil, or applied with 20% of herbicidal ether microgranules 1.25-1.5 kg finely mixed soil 20-30 kg, which also has better control effect.
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