2代繁殖实验
Two-generation reproduction testing
3代繁殖试验
3-generation reproduction testing
爱情、性行为与繁殖的统一
sexual action and procreation
扁桃的快速繁殖研究
STUDIES ON FAST PROPAGATION OF Amygdalus communis
病毒繁殖曲线
Kinetics curve of measles virus propagation
播种繁殖技术
technique for sowing and propagation
不育系繁殖
multiple male sterile line