大麦-双季稻轮作体系有机物料与化肥配施对大麦资源利用效率及产量的影响

张帆, 杨茜

Effects of combined application of organic materials and chemical fertilizers in barley-double cropping rice rotation system on barley resource utilization efficiency and yield

ZHANG Fan, YANG Qian

表2 大麦-双季稻轮作有机物料与化肥配施对大麦光热水资源利用率的影响

Table 2 Effect of combination of organic material and chemical fertilizer on solar radiation, GDD (growing degree days), water production efficiency, and radiation use efficiency of barley under barley-double cropping rice rotation system

处理 Treatment 光能生产效率 Radiation production efficiency (g MJ-1) 光能利用率 Radiation use efficiency (%) 积温(≥0℃)生产效率 GDD production efficiency (kg ℃-1 d-1 hm-2) 水分生产效率 Water production efficiency (kg m-3) NPK 0.39±0.02 b 0.57±0.02 b 3.05±0.13 ab 0.85±0.04 ab NPK+straw 0.38±0.01 b 0.55±0.01 b 2.97±0.04 b 0.83±0.01 b NPK+LOM 0.40±0.00 b 0.59±0.03 ab 3.15±0.13 ab 0.88±0.04 ab NPK+HOM 0.42±0.01 a 0.60±0.02 a 3.25±0.09 a 0.91±0.03 a