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秸秆是成熟农作物茎叶(穗)部分的总称,主要是农作物收获籽实后的剩余部分,在刚察牧区主要为青稞和小油菜秸秆。农作物光合作用的产物有一半以上存在于秸秆中,秸秆富含氮、磷、钾、钙、镁和有机质等,是一种具有多用途的可再生的生物资源。秸秆也是一种粗饲料,特点是粗纤维含量高,并含有木质素等,能被反刍动物牛、羊等牲畜吸收和利用。
Straw is the general term for stems and leaves (ears) of mature crops, mainly the remainder of harvested crops, and is mainly composed of barley and small rape straw in the pastoral areas of Gangcha. More than half of crop photosynthesis products are found in straw, which is rich in nitrogen, phosphorus, potassium, calcium, magnesium and organic matter. It is a multi-purpose renewable biological resource. Straw is also a forage, characterized by high crude fiber content, and contains lignin, etc., can be ruminant cattle, sheep and other livestock absorption and utilization.