红壤旱地油菜―芝麻轮作下油菜控释氮肥施用效果及其后效

吕伟生, 王馨悦, 陈明, 邓雪云, 张晨, 李子婧, 罗军元, 刘小三, 肖国滨

The Effect and the Residual Effect of Special Controlled-Release Nitrogen Fertilizer for Rapeseed (Brassica napus L.) under Rapeseed-Sesame Rotation System in Red-Soil Dryland

Lü Weisheng, Wang Xinyue, Chen Ming, Deng Xueyun, Zhang Chen, Li Zijing, Luo Junyuan, Liu Xiaosan, Xiao Guobin

表2 控释氮肥对油菜籽产量及其构成的影响

Table 2 Effects of controlled-release nitrogen fertilizer on seed yield and its components of rapeseed at the maturity stage

处理 Treatment 收获密度 Harvest density (×104/hm2) 每株角果数 Pod number per plant 每角粒数 Seed number per pod 千粒重 1000-seed weight (g) 籽粒产量 Seed yield (kg/hm2) CK 48.3a 41.8b 19.2b 3.41b 1161b CN 48.9a 78.5a 20.7a 3.60a 2522a CRN 49.1a 77.4a 20.9a 3.65a 2589a