施肥和刈割对高寒天然草场牧草产量及营养品质的影响
Acta Agrestia Sinica(2017)
Abstract
为探索青藏高原天然草场高效利用管理模式,在甘肃省甘南藏族自治州进行冬春天然草场有机无机复合肥添加及刈割试验,结果表明;施肥后天然草地牧草粗蛋白含量显著高于不施肥草场.施肥后在天然草场牧草生长中期进行刈割能提高牧草生物量和粗蛋白含量.结果表明:施肥、刈割是青藏高原天然草场的有效利用方式.
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Key words
Natural grassland,Fertilization,Mowing,Qinghai-Tibetan plateau
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