运用核酸酶保护试验观察rb基因的点突变现象。
Applying RNase Protection assay, the point mutation in the RB gene was observed.
通过盆载试验，研究了氮、磷营养在水分亏缺情况下对春小麦幼苗相关保护酶活性的影响。
The paper probed into the relations between nutritional elements (Nitrogen, Phosphorus) and protective enzyme system of spring wheat seedling (SWS) under different water level in potted condition.
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