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3 2个环境中济甜杂2号在5个生长时期全株营养品质统计分析

Table 3 Statistical analysis of nutritional quality at five growth stages in two environments

环境 Environment 时期 Stage 中性洗涤纤维 NDF (%） 酸性洗涤纤维 ADF (%) 粗蛋白 CP (%) 可溶性碳水化合物 SC (%) 灰分 Ash (%) E2 S1 45.27±0.21a 29.06±0.05a 6.29±0.065a 9.73±0.044a 5.93±0.56a S2 51.53±0.25b 32.72±0.021b 6.18±0.04b 9.30±0.036b 5.53±0.031ba S3 56.17±0.091c 35.34±0.046c 5.42±0.085c 12.50±0.02c 5.75±0.021b S4 60.53±0.55d 39.44±0.051d 5.57±0.043d 13.79±0.04d 8.33±0.035c S5 62.04±0.051e 38.48±0.036e 5.92±0.039e 14.09±0.025e 8.53±0.025c E3 S1 46.33±0.11a 32.07±0.067a 6.51±0.044a 12.28±0.062a 4.68±0.015a S2 51.58±0.45b 32.33±0.091b 6.83±0.043b 12.93±0.065b 5.04±0.025ab S3 52.37±0.06c 33.56±0.055c 6.47±0.062a 12.96±0.049b 5.16±0.015b S4 55.00±0.2d 34.31±0.076d 6.54±0.074a 13.70±0.026c 5.36±0.021b S5 56.63±0.38e 35.43±0.031e 6.32±0.035c 15.69±0.027d 5.34±0.032b E F值F value 679.29** 5145.78** 1762.85** 3571.5** 405.16** S F值F value 2092.54** 14680.76** 213.2** 1735.34** 134.57** E×S F值F value 197.47** 4430.13** 72.75** 238.69** 76.49**