聚脲甲醛缓释氮肥一次性基施在双季稻上的应用效果

黄巧义, 张木, 黄旭, 唐拴虎, 张发宝, 逄玉万, 易琼, 李苹, 付弘婷

Effect of One-off Application of Poly Urea-Formaldehyde Fertilizer Under Reduced N Rate on Double Cropping Rice

QiaoYi HUANG, Mu ZHANG, Xu HUANG, ShuanHu TANG, FaBao ZHANG, YuWan PANG, Qiong YI, Ping LI, HongTing FU

表1 不同施肥处理的水稻产量构成因素

Table 1 The yield components of rice under different fertilization treatments

造次 Crop 处理 Treatment 有效穗数 Effective panicles (No./hill) 每穗实粒数 Filled grains per panicle (No.) 结实率 Filled grain rate (%) 千粒重 1000 grain weight (g) 早稻 Early rice CK 10.63±0.22c 167.00±5.82a 79.60±1.38a 20.57±0.25a CF 12.69±0.03a 189.00±5.34a 72.73±0.48b 20.53±0.16a UF1 12.57±0.15ab 183.5±10.80a 72.74±0.83b 20.51±0.22a UF2 12.43±0.11ab 183.25±4.92a 74.95±1.23ab 20.53±0.11a UF3 12.27±0.25ab 175.25±13.12a 73.34±1.18b 20.83±0.17a UF4 11.89±0.06b 174.75±9.77a 73.80±0.67b 20.30±0.13a 晚稻 Late rice CK 9.30±0.43b 185.00±11.80a 81.24±1.79a 19.79±0.12a CF 11.70±0.31a 206.25±6.29a 76.62±1.66a 19.69±0.07a UF1 11.54±0.37a 200.50±8.63a 78.48±2.48a 19.62±0.15a UF2 11.45±0.21a 199.75±2.43a 78.21±2.53a 20.00±0.16a UF3 11.35±0.16a 190.25±3.47a 80.53±0.56a 20.15±0.12a UF4 11.31±0.26a 191.75±6.62a 80.23±1.01a 20.24±0.09a