紫花苜蓿由于适口性好、营养丰富而被称为“牧草之王”,是奶牛生产中必需的高蛋白饲草,越来越受到广大农户的重视,种植面积逐年增加,富裕县近年的种植面积达2万多亩。由于紫花苜蓿苗期生长缓慢、不耐杂草,因此常草荒严重导致减产甚至绝产,所以防除杂草就成为成功种植紫花苜蓿的 Medicago sativa, known for its palatability and nutrient richness, is called “king of forage grass” and is a high-protein forage grass necessary for dairy cow production. It has drawn more and more attention from farmers and the acreage of planting has increased year by year. Alfalfa planting area in recent years Up to 20,000 acres. Due to the slow growth of alfalfa seedlings, weeds are not tolerant, so the severe grass shortage led to reduced production or even absolutely dead, so weed control has become a successful planted alfalfa