黄淮海夏玉米一次性施肥技术效应研究

杨岩, 谭德水, 江丽华, 郭建华, 孙克刚, 徐钰, 石璟, 王梅, 刘兆辉

The Effects of One-off Fertilization of Summer Maize in Huang-Huai-Hai Region

Yan YANG, DeShui TAN, LiHua JIANG, JianHua GUO, KeGang SUN, Yu XU, Jing SHI, Mei WANG, ZhaoHui LIU

表5 不同处理对不同土壤类型夏玉米产量的影响

Table 5 Effects of different fertilizer treatments on summer maize yield of different soil types (t·hm-2)

处理Treatments 棕壤Brown soil 褐土Cinnamon soil 潮土Fluvo-aquic soil 砂姜黑土Shajiang black soil N0PK 5.91d 5.13d 6.45c 8.95a FP 7.69b 7.11b 9.35b 9.82a OPT 6.85c 7.52a 10.44a 10.44a CRFA 8.67a 7.62a 10.10ab 9.93a CRFA80%N 8.44a 7.00bc 10.09ab 9.45a CRFB80%N 8.40a 6.67c 9.82ab 9.58a CRFC80%N 6.77c 6.92bc 10.44a 9.29a