双季机械直播早籼稻品种的丰产性和稳产性
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陈丽明,周燕芝,谭义青,吴自明,谭雪明,曾勇军,石庆华,潘晓华,曾研华
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High and Stable Yield of Early Indica Rice Varieties with Double-Season Mechanical Direct Seeding
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LiMing CHEN,YanZhi ZHOU,YiQing TAN,ZiMing WU,XueMing TAN,YongJun ZENG,QingHua SHI,XiaoHua PAN,YanHua ZENG
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表4 3个生态区各品种稻谷产量及生育期
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Table 4 Rice grain yield and growth duration of tested combinations in three ecological zones
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品种
Variety | 产量 Grain yield (t·hm-2) | 生育期
Growth stage (d) | | 鄱阳Poyang | 上高Shanggao | 兴国Xingguo | 平均 Mean | | 潭两优83 TLY83 | 7.80±0.31bc | 8.31±0.45a | 8.52±0.12a | 8.21±0.09a | 96.7±2.52ij | | 五丰优286 WFY286 | 8.00±0.48ab | 7.29±0.26ab | 8.34±0.08a | 7.87±0.25ab | 99.3±3.06de | | 陵两优722 LLY722 | 7.20±0.38de | 7.86±0.64ab | 8.47±0.08a | 7.84±0.23ab | 98.0±4.00fgh | | 株两优171 ZLY171 | 7.60±0.20bcd | 7.69±1.54ab | 8.07±0.17b | 7.78±0.51abc | 97.7±3.51ghi | | 柒两优2012 QLY2012 | 6.54±0.20fgh | 7.80±0.35ab | 8.42±0.09a | 7.59±0.16abcd | 98.3±3.06efg | | 永优9380 YY9380 | 7.50±0.45cd | 7.34±1.20ab | 7.81±0.09c | 7.55±0.39abcde | 102.0±2.65b | | 陵两优7108 LLY7108 | 7.17±0.21de | 6.94±1.59ab | 8.49±0.18a | 7.54±0.46abcde | 97.7±3.51ghi | | 两优287 LY287 | 8.34±0.24a | 7.32±0.18ab | 6.63±0.13f | 7.43±0.10abcde | 96.7±2.52ij | | 株两优39 ZLY39 | 7.00±0.13ef | 7.38±1.12ab | 7.86±0.11c | 7.42±0.37abcde | 97.3±3.06ghij | | 株两优538 ZLY538 | 7.50±0.27cd | 7.21±0.17ab | 7.36±0.08d | 7.36±0.12abcde | 98.0±2.65fgh | | 鄱优364 PY364 | 7.67±0.22bc | 6.45±0.77b | 7.37±0.10d | 7.16±0.25bcde | 100.0±2.65cd | | 优Ⅰ156 YI 156 | 6.87±0.24ef | 6.94±0.29ab | 7.33±0.07d | 7.05±0.07bcde | 101.0±2.65bc | | 中早25 ZZ25 | 6.80±0.22efg | 6.52±0.86b | 7.75±0.09c | 7.02±0.35bcde | 97.0±3.00hij | | 株两优819 ZLY819 | 7.67±0.31bc | 7.00±0.77ab | 6.24±0.08g | 6.97±0.26bcde | 96.3±4.51j | | 长两优39 CLY39 | 6.34±0.07gh | 6.83±1.05ab | 7.49±0.14d | 6.89±0.30bcde | 99.0±2.65def | | 嘉育948 JY948 | 7.04±0.19e | 6.34±1.52b | 6.86±0.14e | 6.75±0.41cde | 97.0±2.65hij | | 江早361 JZ361 | 6.57±0.18fgh | 6.29±0.73b | 7.35±0.05d | 6.74±0.27de | 96.7±3.51ij | | 中早39 ZZ39 | 6.80±0.24efg | 7.26±0.78ab | 6.17±0.07g | 6.74±0.20de | 99.0±2.65def | | 淦鑫203 GX203 | 6.37±0.10gh | 6.40±1.36b | 7.00±0.19e | 6.59±0.39de | 99.3±3.06de | | 中嘉早17 ZJZ17 | 6.17±0.04h | 6.89±0.60ab | 6.60±0.18f | 6.55±0.21de | 98.0±2.65fgh | | 永3优华占 Y3YHZ | 7.00±0.15ef | 6.22±0.67b | 6.32±0.10g | 6.51±0.25e | 104.3±3.06a | | 均值 Mean | 7.14±0.23 | 7.06±0.79 | 7.52±0.11 | 7.22±0.49 | 98.2±2.98 | | 变异系数 CV(%) | 8.21 | 8.11 | 10.47 | 6.85 | 2.31 |
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