实践证明：“株系循环法”具有多快好省的优点，构成了农作物良种繁育新的技术体系。

The practice has proved that 'plant-line cycle method' has the advantage of greater, faster, better and more economical results, and constitutes the new technical system of crops seeds production.

youdao

实践证明：“株系循环法”具有多快好省的优点，构成了农作物良种繁育新的技术体系。

The practice has proved that 'plant-line cycle method' has the advantage of greater, faster, better and more economical results, and constitutes the new technical system of crops seeds production.

youdao