Zn and Mo nutrition could also increase protein and nuclear acid contents and NR activity, but decrease nitric nitrogen (NO3-) and free ammonic acids contents (FAA) and RNase activity in leaves.

• 锌钼营养还可提高叶片蛋白质、核酸含量以及硝酸还原酶(NR)活性,并降低游离氨基酸、NO_3~-含量和核糖核酸酶(RNase)活性。