单词nurse-crop
n.: 采种林分
网络: 保护树林
采种林分
Cover crop ; nurse crop A companion crop grown to protect some other crop sown with it , as small grain is sometimes seeded with clover .
护田作物；遮盖作物一种用同其它作物一起播种的作物，用来保护其它作物。例如三叶草有时和一些小粮食作物一起播种。
It is generally advantageous to sow pasture seeds with a companion grazing nurse crop.
一般在播种草种时，同时播种放牧保护作物是有好处的。