有机质施用量对马铃薯产量及氮、磷、钾养分吸收利用的影响
阳新月, 向颖, 陈子恒, 林茜, 邓振鹏, 周克友, 李明聪, 王季春

Effects of Organic Matter Application Rate on Yield and Nitrogen, Phosphorus and Potassium Nutrient Absorption and Utilization in Potato
Yang Xinyue, Xiang Ying, Chen Ziheng, Lin Qian, Deng Zhenpeng, Zhou Keyou, Li Mingcong, Wang Jichun
表3 不同有机质施入量对土壤养分的影响
Table 3 Effects of different organic matter application rate on soil nutrient
地点
Site
处理
Treatment
碱解氮
Alkaline-hydrolytic N (mg/kg)
速效磷
Available P (mg/kg)
有效钾
Available K (mg/kg)
有机质
Organic matter (g/kg)
歇马Xiema T0 18.20±0.57d 10.77±0.37b 130.47±4.74c 8.36±0.46e
T1 20.37±1.15c 12.41±0.68a 148.59±6.17b 8.18±0.05e
T2 21.23±1.19c 12.75±0.53a 151.00±3.83b 9.54±0.12d
T3 23.10±1.71b 13.29±0.96a 157.91±6.45ab 11.60±0.04c
T4 25.43±1.19a 13.58±0.19a 164.11±10.80ab 13.19±0.02b
T5 25.67±0.66a 13.76±1.18a 170.18±3.72a 14.41±0.15a
尖山Jianshan T0 73.53±2.10c 56.10±4.98c 65.88±1.29c 33.28±2.45f
T1 83.30±2.62b 65.94±7.60bc 124.04±6.20b 34.26±0.02e
T2 84.70±3.96b 60.60±5.06bc 139.16±8.10ab 35.58±0.43d
T3 85.63±3.81ab 72.90±6.94b 156.28±13.50a 36.66±0.48c
T4 90.07±3.72ab 88.93±7.88a 154.21±13.02a 37.29±0.02b
T5 93.80±5.24a 95.78±5.68a 153.59±1.33a 38.46±0.40a