What vegetable pests can veratrine control

2015-08-06 classification: efficacy and action: 0 people commented that veratrine is an alkaloid contained in Veratrum, a lily plant, and also a plant-based pesticide It has stomach toxicity and contact killing effect on pests After entering into the insect body, it causes stimulation, first excites the pests, and then inhibits nerve death The product is 0.5% soluble agent and 0.5% wettable powder Because of its low toxicity and residue, it is mainly used to control vegetable pests and cotton pests Vegetable caterpillars, leaf moths, diamondback moth, aphids, whitefly and so on Generally, 0.5% grams of 75~100 ml or 0.5% WP of 75~100 grams of water can be used to spray water In cabbage leaves that are difficult to be wetted by liquid medicine, 100-125g (ML) of medicine should be added The cotton bollworm and Aphis gossypii were used to control cotton, and 100 grams (ML) of the preparation were applied to water spray.