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1生产现状夏播青贮玉米生产是北京市畜牧业青贮饲料供应的主要形式,也是夏播作物生产的重要组成之一。全市夏播青贮玉米生产面积1.3万公顷左右,占夏播作物的20%。
1 Production status Summer silage corn production is the main form of silage supply for animal husbandry in Beijing and one of the important components of summer sowing crop production. Summer sow sowing corn production area of 13000 hectares, accounting for 20% of summer sowing crops.