Diseases mainly include downy mildew, gray mold, epidemic diseases, etc., and can be controlled by carbendazim, phospha-aluminum, metalaxyl, cream epidemic, grey mold, and gram. Pests are leek maggot, thrips, diamondback moth, leaf miner and so on. Dimethoate, phoxim, dichlorvos, adriamycin, and pyrethroids can be used for prevention and treatment. Weeds focus on annual and perennial weed damage. Pre-emergent herbicides on weed 33%, 48% to Lok, prometryne 50%. Seedling herbicides include 48% trifluralin, 25% herbicide ether, and 50% liguron. Before using herbicides, read carefully to prevent injury. Food Additives,Natural Food Additives,Food Additive Saccharin,Popular Food Additives SHANDONG BAISHENG BIOTECHNOLOGY COM , https://www.baishengbioproducts.com
Prevention and cure of leek pests and weeds