The rye grass also contains rich crude protein and vitamin. Raising cows with it improved the daily fresh milk yield by 17.3 percent.
黑麦草粗蛋白、维生素含量丰富，用黑麦草饲喂奶牛，奶牛日产鲜奶量可提高17 3%。
The application of phosphate fertilizer in green manure production is the important technique measure for raising its fresh grass yield.
增施磷肥是增加绿肥鲜草产量的一项重要技术措施。
The application of phosphate fertilizer in green manure production is the important technique measure for raising its fresh grass yield.
增施磷肥是增加绿肥鲜草产量的一项重要技术措施。
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