高强度地膜对土壤温度、湿度及棉花生长的影响

章莲, 陈湘耀, 王潭刚, 马晓梅, 陈兵, 王刚, 段震宇

Effects of high-strength mulch on soil temperature, humidity and cotton growth

ZHANG Lian, CHEN Xiangyao, WANG Tangang, MA Xiaomei, CHENG Bin, WANG Gang, DUAN Zhenyu

表4 不同覆膜条件下棉花叶面积系数的变化

Tab.4 Changes leaf area coefficients of cotton under different treatments

出苗后天数 Days after emergence (d)	普通地膜(T处理) Ordinary mulch film (T treatments)	高强度地膜(H处理) High-strength mulch film (H treatments)
14	0.069 4^a	0.093 2^a
28	0.324 0^a	0.450 0^b
42	0.701 9^a	0.792 3^b
56	1.793 5^a	1.894 6^b
70	3.081 9^a	3.088 5^a
84	3.442 3^a	3.499 3^a
98	3.435 5^a	3.650 5^b
112	3.231 2^a	3.418 8^b
126	2.713 1^a	2.889 4^b