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草业学报  2011 

牧草中水溶性碳水化合物及其影响因素

, PP. 270-278

Keywords: 牧草,水溶性碳水化合物,环境,管理

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Abstract:

水溶性碳水化合物是参与植物体新陈代谢的基本物质之一,其在植物体内的高低影响到植物的生长发育及植物生态适应能力。另外,提高牧草中水溶性碳水化合物的含量可以促进反刍动物对瘤胃内蛋白质的利用和干物质的吸收,不仅提高了奶蛋白产量,而且减少了温室气体的排放。因此,本研究综述了遗传、环境及草地管理等对牧草中水溶性碳水化合物含量及其在牧草体内运转与分配的影响,牧草体内水溶性碳水化合物含量的变化受到植物种类、取样部位和不同生长时期的影响。另外,其在植物体内的含量随温度、水分、盐等非生物因素及营养元素供应的改变亦有明显不同。

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