氮肥缓速配施对机插杂交稻氮素利用特征的影响
吕腾飞,谌洁,马鹏,代邹,杨志远,徐徽,郑传刚,马均

Effects of Combined Application of Slow Release Nitrogen Fertilizer and Urea on the Nitrogen Utilization Characteristics in Machine- Transplanted Hybrid Rice
LÜ TengFei,SHEN Jie,MA Peng,DAI Zou,YANG ZhiYuan,XU Hui,ZHENG ChuanGang,MA Jun
表1 试验田土壤基础肥力特性
Table 1 Soil properties of the experimental field
年份
Year
pH有机质
Organic matter
(g·kg-1)
全氮
Total N
(g·kg-1)
全磷
Total P
(g·kg-1)
全钾
Total K
(g·kg-1)
速效氮
Available N
(mg·kg-1)
速效磷
Available P
(mg·kg-1)
速效钾
Available K
(mg·kg-1)
20166.9836.932.300.983.36124.1622.89106.97
20176.7027.872.081.033.08100.3631.9396.81