不同生长时期收获对甜高粱农艺性状及营养品质的影响

王海莲,王润丰,刘宾,张华文

Effects of Harvesting at Different Growth Stage on Agronomic and Nutritional Quality Related Traits of Sweet Sorghum

WANG HaiLian,WANG RunFeng,LIU Bin,ZHANG HuaWen

表1 3种环境中济甜杂2号在5个生长时期农艺性状的统计分析

Table 1 Statistical analysis of agronomic traits at five growth stages in three environments

环境 Environment 时期 Stage 株高 PH (cm) 叶鲜重 LFW (g/plant) 秆鲜重 SFW (g/plant) 穗鲜重 PFW (g/plant) 总鲜重 TFW (g/plant) 总干重 TDW (g/plant) E1 S1 415.9±6.5a 260.5±15.8ab 1373.7±31.0ab — 1664.2±35.3a 371.9±3.8a S2 418.1±4.8a 267.9±10.7ab 1421.4±11.6ad — 1689.3±20.8a 392.9±3.5b S3 427.3±6.4abc 275.6±14.7bc 1468.3±31.3cd 122.2±2.5a 1866.1±22.7b 441.6±3.6c S4 440.0±2.0b 299.1±20.8c 1521.4±37.3c 150.0±1.2b 1970.5±28.8c 487.2±2.7d S5 432.4±3.3c 217.3±13.1a 1363.0±23.0b 169.7±1.8c 1750.0±32.0d 432.3±1.5e E2 S1 380.9±2.9a 240.4±14.6a 1716.2±19.6 a — 1956.6±29.6a 430.2±1.4a S2 415.6±3.0b 248.1±10.7a 1648.5±27.0b — 1896.6±30.2a 425.5±1.7b S3 433.9±4.2c 304.8±12.0bc 1834.9±20.6c 80.5±1.6a 2220.3±19.6b 525.1±1.5c S4 443.6±7.7d 316.9±18.0c 1887.2±28.5d 122.7±3.5b 2326.7±44.9c 551.8±1.9d S5 445.9±4.2d 288.2±11.8b 1900.4±33.5d 200.7±1.4c 2389.4±33.0d 573.5±2.2d E3 S1 360.2±1.6a 319.4±12.7a 1376.3±18.2a — 1695.8±23.5a 373.0±0.6a S2 369.9±1.6b 364.2±12.6b 1373.4±16.2a — 1737.6±25.4a 386.2±3.2b S3 378.8±3.5c 366.4±11.3b 1472.0±30.7b 111.8±1.8a 1950.2±26.8b 458.4±1.7b S4 390.0±2.3d 296.2±5.0c 1520.4±18.8b 160.9±2.9b 1977.5±14.7b 469.0±2.4c S5 380.3±3.0c 265.0±5.1d 1475.6±17.9c 151.2±2.6c 1891.8±19.8c 456.00±3.5d E F值F value 716.58** 110.66** 1683.48** 145.23** 1240.61** 4325.24** S F值F value 128.07** 43.17** 113.52** 3581.47** 419.63** 3696.88** E×S F值F value 19.09** 37.21** 24.19** 400.55** 47.48** 220.76**