梯牧草草地牛毛轮作草场对于饲养奶牛的主要价值，就在于其适口性好。

Much of the value of the timothy/meadow fescue ley for milk production is attributable to its palatability.

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结果表明，土壤轻组有机碳和氮含量苜蓿-作物轮作系统高于苜蓿草地。

The results showed that light fraction C and N pools of the alfalfa-crop rotation systems were higher than in alfalfa grassland.

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