与单作相比，间作体系中的玉米、大豆根际土壤养分有效性、根际土壤微生物数量、根际土壤酶活性均显著高于相应单作根际土壤。
The nutrient availability, microbe number and enzyme activity of rhizosphere soil in the intercropping system are significantly higher than those in the single culture.
经不同年际独立试验数据的检验，叶片碳氮比监测模型的预测精确R2为0.6824，根均方差（RMSE）为0.4052。
Testing of the monitoring models with independent dataset indicated that the predictive precision (R2 ) was 0.6824, and RMSE was 0.4052.
结果表明：华东地区水稻产量和区域气候均存在年际和年代际尺度变化周期。
The results showed that both of rice yield fluctuate and regional climate variations in East China had the interannual and interdecadal scale periods.
在不同的发育阶段，根际土壤中酶的活性均高于非根际土壤。
The activity of different kinds of enzymes of rhizosphere soil was higher than those of non-rhizosphere soil.
根际土壤自身固氮菌总数随连作年限的增加逐年减少，但均高于对照，分别比对照增加了311.21%、120.77%和46.07%。
The number of aerobic azotobacter decreased with the successive cropping years increasing but was higher than CK and as 311.21%, 120.77% and 46.07% times as CK respectively.
不同生长季节不同林型的根际蔗糖酶活性均高于林缘，差异均显著。
Enzymatic activity of invertase of root is higher than it on the forest edge, the differences are obvious.
不同生长季节不同林型的根际蔗糖酶活性均高于林缘，差异均显著。
Enzymatic activity of invertase of root is higher than it on the forest edge, the differences are obvious.
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