典型红壤不同形态氮素迁移对长期施肥制度的响应

申凤敏,姜桂英,张玉军,刘芳,刘世亮,柳开楼

Response of Different Forms of Nitrogen Migration in Typical Red Soil to Long-Term Different Fertilization Systems

FengMin SHEN,GuiYing JIANG,YuJun ZHANG,Fang LIU,ShiLiang LIU,KaiLou LIU

表3 不同处理早、晚稻产量

Table 3 Early rice and late rice yield under different treatments (kg·hm-2)

处理 Treatment 早稻Early rice 晚稻Late rice 稻谷产量 Grain yield 稻草产量 Straw yield 总生物量 Total biomass 稻谷产量 Grain yield 稻草产量 Straw yield 总生物量 Total biomass CK 2463c 2985c 5448c 4271bc 5177bc 9448c NPK 4023b 4877b 8900b 4744b 5751b 10495b NPKS 3915b 4633b 8548b 4807b 5689b 10497b NPKSM 5272a 6239a 11512a 5858a 6933a 12791a