黑色全膜覆盖对高粱根区土壤温湿度的影响及杂草抑制效应

张建华,郭瑞峰,曹昌林,白文斌

Effects of Black Full Film Mulching on Soil Temperature and Humidity and Weed Control in Root Zone of Sorghum

JianHua ZHANG,RuiFeng GUO,ChangLin CAO,WenBin BAI

表2 不同全膜覆盖对高粱生长的影响

Table 2 Effects of different full film mulching on sorghum growth

年份 Year 处理 Treatment 出苗率 Seedling rate (%) 30d株高 30d plant height (cm) 60d株高 60d plant height (cm) 株高整齐度 Uniformity of plant height 生育期 Birth stage(d) 2017 黑色宽膜 Black full film 93.33a 36.00b 160.03c 13.15b 124b 白色宽膜 White full film 93.91a 37.33b 140.36b 15.22b 121a CK 90.45a 32.67a 135.25a 10.25a 125b 2018 黑色宽膜 Black full film 96.45a 37.22b 165.26c 15.69b 125b 白色宽膜 White full film 96.78a 38.83b 142.54b 16.26b 120a CK 91.33a 33.45a 136.89a 10.89a 126b