复配除草剂防除玉米地杂草的效果雷邦海，陈晓军，杨宁平，吴志军杨胜平，瞿世友，罗启均（贵州省岑巩县农业局植保站）玉米是我县主要粮食作物之一，常年种植面积占全县旱作面积的６０％左右，近年来大面积推广紧凑型杂交玉米掖单系列品种。由于该品种种植密度大，生育期... Combinations of herbicides to control weeds in cornfields Maobang is one of the major grain crops in our county. The annual planting area Dryland area of ​​about 60% of the area in recent years to promote a large area of ​​compact hybrid corn Yedan series of varieties. As the variety planting density, growth period ...