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一、大豆生产现状(一)种植水平不高,面积有逐年减少趋势河南省夏大豆种植以小麦—大豆(玉米)—小麦耕作制度为主,小麦收获后种植夏大豆,时间相对紧,大部分以免耕播种为主,直接影响播种质量,不施肥或施肥不科学。在大豆生育期间,多数农户管理比较粗放,病虫草害防治不及时,造成该区大豆
First, the status of soybean production (A) planting level is not high, the area has decreased year by year Summer planting of soybean in Henan Province to wheat - soybeans (corn) - wheat farming system, wheat planting summer soybean harvest, the time is relatively tight, most To avoid tillage seeding directly affect the quality of sowing, no fertilizer or unscientific. During the period of soybean growth, the majority of peasant household management is more extensive, the pest, weed control is not timely, resulting in the soybean in this area