“PGR”造句，怎麼用PGR造句

The experiments were carried out to pursue effects of single or mixed use of several plant growth regulators (PGR) on flower bud formation, fruit set, fruit shape and production of apple.

功能葉中以PGR理減少幅度最大，莖杆中以PGR理減少幅度最大。

PGR model is mainly used for liquid precise clarification filtration, and the cake discharged is little each time.

在引進五葉地錦的組織培養過程中，用種子作外植體建立無菌體系的培養基是不加PGR的1／2MS或B_5培養基；

Prior to or following taking PGR mixture, 33 severe hepatitis patients' blood SOD activity was determined with a simplified method of pyrogallol autoxidation.

Tests for the Effect on Asexual Propagationof Chinese Cymbidium by Adding PGR s(Plant Growth Regulators);