生物炭用量对灌区春小麦干物质和氮素积累、转运及产量的影响

惠超, 杨卫君, 邓天池, 陈雨欣, 宋世龙, 张金汕, 石书兵

Effects of Biochar Dosage on Accumulation and Transport of Dry Matter and Nitrogen and Yield of Spring Wheat in Irrigated Area

Hui Chao, Yang Weijun, Deng Tianchi, Chen Yuxin, Song Shilong, Zhang Jinshan, Shi Shubing

表6 春小麦成熟期氮素积累及分配比例

Table 6 Nitrogen accumulation and distribution ratio in spring wheat at mature stage

处理 Treatment 茎鞘Stem and sheath 叶片Leaf 颖壳Chaff 籽粒Grain 单株积累量 Accumulation per plant (mg) 比例 Ratio (%) 单株积累量 Accumulation per plant (mg) 比例 Ratio (%) 单株积累量 Accumulation per plant (mg) 比例 Ratio (%) 单株积累量 Accumulation per plant (mg) 比例 Ratio (%) B0N0(CK) 17.13c 12.86a 3.92e 2.94b 11.36bc 8.53a 100.72e 75.66ef B1N0 16.95c 11.53bc 6.10c 4.15a 10.29de 7.00c 113.63d 77.32bc B2N0 21.50b 12.59a 6.89b 4.04a 13.67a 8.01b 128.60b 75.36e B3N0 18.19c 12.44ab 6.01c 4.11a 9.35e 6.39d 112.69d 77.05cd B0N1 17.96c 11.10c 6.17c 3.81a 10.24de 6.33d 127.45b 78.16a B1N1 20.70b 12.56ab 4.86d 2.95b 10.45cd 6.34d 128.86b 78.76ab B2N1 26.88a 13.34a 8.13a 4.04a 12.77a 6.34d 153.74a 76.29de B3N1 20.95b 13.07a 6.59bc 4.11a 11.58b 7.23c 121.06c 75.71ef B ns ns ns ns N * ns ns * B×N * ** ** **