长期施肥处理对双季晚稻叶绿素荧光特征及籽粒产量的影响

侯红乾,林洪鑫,刘秀梅,冀建华,刘益仁,蓝贤瑾,吕真真,周卫军

Influence of long-term fertilizer application on chlorophyll fluorescence characteristics and grain yield of double cropping late rice

Hong-Qian HOU,Hong-Xin LIN,Xiu-Mei LIU,Jian-Hua JI,Yi-Ren LIU,Xian-Jin LAN,Zhen-Zhen LYU,Wei-Jun ZHOH

表2 有机无机肥配施对晚稻旗叶ΦPSII的影响

Table 2 Effects of organic and inorganic combined fertilization on ΦPSII of late rice flag leaves

处理 Treatment 采样时期 Sampling stage FHS 10DAFH 20DAFH 30DAFH PK 0.592±0.012 a 0.534±0.011 a 0.563±0.007 a 0.512±0.014 a NPK 0.596±0.024 a 0.533±0.042 a 0.529±0.023 b 0.429±0.095 a 70F+30M 0.596±0.009 a 0.530±0.033 a 0.559±0.029 a 0.515±0.050 a 50F+50M 0.535±0.020 b 0.528±0.038 a 0.563±0.008 a 0.461±0.053 a 30F+70M 0.548±0.013 b 0.505±0.029 a 0.574±0.012 a 0.489±0.041 a