On account of above reasons, the national product of Penicillium expansum alkaline lipase were chosen to study its interaction with chiral phenoxy acid herbicides, 2,4-DP, MCPP and 2,4-DPM.

• 基于上述原因,本文选择国产的青霉扩展菌碱性脂肪酶为对象,研究了手性苯氧丙酸类除草剂2,4-DP、MCPP和2,4-DPM与脂肪酶的对映选择性相互作用。