不同磷敏感棉花品种临界磷浓度稀释模型与磷营养诊断
庞保刚,曹楠,周治国,赵文青(
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Critical Phosphorus Concentration Dilution Model and Phosphorus Nutrition Diagnosis in Two Cotton Cultivars with Different Phosphorus Sensitivity
PANG BaoGang,CAO Nan,ZHOU ZhiGuo,ZHAO WenQing()
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图5. 棉花磷营养指数与相对地上部生物量的关系
n=10, R20.05 = 0.399, R20.01 = 0.586。*和**分别表示在0.05和0.01水平上差异显著
Fig. 5. Relationship between phosphorus nutrition index (PNI) and relative shoot biomass (RDW) of cotton
n=10, R20.05 = 0.399, R20.01 = 0.586. *, significantly different at P<0.05; **, significantly different at P<0.01
