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北方一些地区夏播大豆多播种在麦茬上,麦茬夏播大豆,要突出一个“早”字。夏播大豆的出苗特点对麦茬的高度和秸秆粉碎的质量要求更高,其生长发育特点也与春大豆有所不同。一、品种选择应选用早熟性明显的大豆品种,从6月15日左右算起,生育期应在90~100天。同时,夏播大豆生长发育期间正是高温高湿多草的季节,要求品种的
Sowing some summer sowing in northern parts of wheat stubble, wheat stubble summer sowing, to highlight a “early ” word. Summer sowing of soybean germination characteristics of the height of stubble and straw crushed higher quality requirements, its growth and development characteristics are also different with the spring soybean. First, the choice of varieties should be used early obvious varieties of soybeans, counting from about June 15, the growth period should be 90 to 100 days. At the same time, during summer sowing soybean growth and development is the season of high temperature, high humidity and more grass, requiring varieties