小麦播量与减氮对潮土微生物量碳氮及土壤酶活性的影响

石柯,董士刚,申凤敏,龙潜,姜桂英,刘芳,刘世亮

Effects of Wheat Seeding Rate with Nitrogen Fertilizer Application Reduction on Soil Microbial Biomass Carbon, Nitrogen and Enzyme Activities in Fluvo-Aquic Soil in Huang-Huai Plain

Ke SHI,ShiGang DONG,FengMin SHEN,Qian LONG,GuiYing JIANG,Fang LIU,ShiLiang LIU

表1 各处理小麦播种量与施肥量

Table 1 Wheat seeding and fertilization rate under each treatment (kg?hm-2)

处理 Treatment 小麦播量 Wheat seeding rate 施肥量 Fertilization rate N P2O5 K2O CK 232.5 150+69 120 120 T1 302.25 150+69 120 120 T2 232.5 120+55.2 120 120 T3 302.25 120+55.2 120 120