interstrain
1. interstrain breeding
品种间交配, 品种间杂交繁育
2. interstrain crossing
品种间杂交
3. Interstrain transfer of DNA among prokaryotes is widespread and makes a major contribution to the remarkable genetic diversity of bacteria.
在原核生物的不同株之间DNA的转移是很普遍的,这也是造成细菌遗传多样性的一个重要原因。