不同栽培模式对“早籼晚粳”双季稻光氮利用效率及产量的影响
郑华斌,李波,王慰亲,雷恩,唐启源

Effects of Different Cultivation Models on Solar Radiation-Nitrogen Use Efficiency and Yield of “Early Indica-Late Japonica” Double Rice
ZHENG HuaBin,LI Bo,WANG WeiQin,LEI En,TANG QiYuan
表4 不同栽培模式对“早籼晚粳”双季稻产量构成的影响
Table 4 Effect of different cultivation models on yield component of “early indica and late japonica” double rice
品种
Variety
处理
Treatment
年份
Year
公顷穗数
Panicle (×104 hm-2)
每穗粒数
Spikelets per panicle
公顷颖花数
Spikelets (×104 hm-2)
结实率
Filling ratio (%)
千粒重
1000-grain weight (g)
中早39
ZZ39
CK201714610715.684.223.1
201813013517.688.924.7
平均Mean138±11D121±20C16.6±1.4C86.5±3.4A23.9±1.2B
FM201720114529.376.223.9
201821015332.284.525.2
平均Mean206±6C149±6A30.7±2.0B80.4±5.9B24.5±1.0AB
T1201727113436.474.124.8
201821614330.985.925.5
平均Mean244±38B139±6AB33.8±3.9B80.0±8.3B25.1±0.5A
T2201733211939.57423.9
201829713941.274.924.7
平均Mean315±25A129±14BC40.5±1.2A74.4±0.7C24.3±0.5AB
甬优1540
YY1540
CK201712622928.885.420.7
201818618835.085.420.7
平均Mean156±42D209±29AB32.5±4.4B85.4±0.0A20.7±0.0B
FM201715624838.77122.9
201822420245.379.322.3
平均Mean190±48C225±32A42.8±4.7A75.1±5.9B22.6±0.4A
T1201722818542.180.622.8
201822720045.481.723.5
平均Mean227±1B193±11B43.8±2.3A81.1±0.8AB23.1±0.5A
T2201725120050.37222
201824621553.083.322.5
平均Mean249±4A208±11AB51.7±1.9A77.7±8.0B22.2±0.3A
甬优4949
YY4949
CK201712624731.282.721.7
201818318433.585.620.7
平均Mean154±40B216±45A33.3±1.6C84.1±2.0A21.2±0.7B
FM201715423536.182.921.9
201820223246.881.222.9
平均Mean178±34B233±2A41.5±7.6B82.0±1.2AB22.4±0.7A
T1201722522049.577.619.3
201824920551.183.122.6
平均Mean237±17A212±10A50.4±1.2A80.4±3.9B21.0±2.3B
T2201724721052.082.120.2
201824921653.883.623.5
平均Mean248±1A213±4A52.9±1.2A82.9±1.0A21.8±2.3AB