First a strain with high lysine content is crossed with one having good yieldcharacteristic.
首先把一个赖氨酸含量高的品系与一个具有丰产特性的品系相杂交。
2
The paper introduces its yieldcharacteristic, general situation of the resource, physical and chemical composition;
本文系统介绍了其产出特征、资源概况;矿石的物质成分和化学成分;
3
A set of reciprocal introgressive line populations was used to study phenotypic index, physiological index and yieldcharacteristic of rice under normal and low-N conditions.