氮肥对室内和大田条件下作物秸秆分解和养分释放的影响

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张学林,周亚男,李晓立,侯小畔,安婷婷,王群

Effects of Nitrogen Fertilizer on Crop Residue Decomposition and Nutrient Release Under Lab Incubation and Field Conditions

ZHANG XueLin,ZHOU YaNan,LI XiaoLi,HOU XiaoPan,AN TingTing,WANG Qun

图7. 室内（A和B）和大田条件下（C和D）秸秆分解常数（DC）与土壤和秸秆特性主成分双因素图
土壤无机氮 Soil inorganic N (INN),植物碳含量Plant C,植物氮含量 Plant N,植物磷含量Plant P

Fig. 7. Principal component analysis of residue decay constant (DC), soil properties and residue characteristics in the lab incubation (A and B) and field experiment (C and D)