生物降解地膜和灌溉定额对棉田土壤水热特性的影响

王一帆, 林涛, 王冬, 王新翠, 张昊, 刘海军, 陈茂光, 汤秋香

Effects of Biodegradable Film and Irrigation Quota on Soil Hydrothermal Characteristics in Cotton Field

Wang Yifan, Lin Tao, Wang Dong, Wang Xincui, Zhang Hao, Liu Haijun, Chen Maoguang, Tang Qiuxiang

表4 不同生物降解地膜的降解率

Table 4 Degradation rate of different biodegradable film %

处理Treatment 30 d 60 d 90 d 120 d 150 d PE 0.10±0.01c 0.49±0.01c 0.74±0.01d 1.42±0.02d 1.63±0.01d BF 12.24±0.01a 26.02±0.01a 42.42±0.01a 59.47±0.01a 68.68±0.02a TZ 12.01±0.01a 20.53±0.01ab 31.86±0.01b 51.16±0.01ab 59.98±0.01b LS 5.66±0.01b 12.23±0.01b 21.64±0.02c 35.94±0.01c 40.87±0.01c