不同颜色地膜和种植密度对春玉米田间地温、耗水及产量的影响

孙仕军,朱振闯,陈志君,杨丹,张旭东

Effects of Different Colored Plastic Film Mulching and Planting Density on Soil Temperature, Evapotranspiration and Yield of Spring Maize

ShiJun SUN,ZhenChuang ZHU,ZhiJun CHEN,Dan YANG,XuDong ZHANG

表6 2016—2018不同处理经济效益分析

Table 6 Economic benefits under different treatments in 2016-2018 (yuan/hm2)

年份 Year 处理 Treatment 毛收入 Gross income 种子 Seeds input 地膜 Film input 肥料/农药 Fertilizer/Pesticide input 人工/机械 Labor/Mechanical input 净收入 Net income 2016 M0D1 16825.63 600 0 3075 1900 11250.63 M0D2 20937.64 750 0 3075 1900 15212.64 M0D3 20617.07 900 0 3075 1900 14742.07 M1D1 18282.58 600 975 3075 2125 11507.58 M1D2 20543.80 750 975 3075 2125 13618.80 M1D3 21899.56 900 975 3075 2125 14824.56 M2D1 18405.56 600 1125 3075 2125 11480.56 M2D2 21122.79 750 1125 3075 2125 14047.79 M2D3 22823.29 900 1125 3075 2125 15598.29 2017 M0D1 16864.16 600 0 3075 1900 11289.16 M0D2 19398.50 750 0 3075 1900 13673.50 M0D3 20121.71 900 0 3075 1900 14246.71 M1D1 17639.44 600 975 3075 2125 10864.44 M1D2 19590.83 750 975 3075 2125 12665.83 M1D3 21471.76 900 975 3075 2125 14396.76 M2D1 18160.22 600 1125 3075 2125 11235.22 M2D2 21281.13 750 1125 3075 2125 14206.13 M2D3 22087.25 900 1125 3075 2125 14862.25 2018 M0D1 15533.34 600 0 3075 1900 9958.34 M0D2 17652.53 750 0 3075 1900 11927.53 M0D3 18407.74 900 0 3075 1900 12532.74 M1D1 16554.95 600 975 3075 2125 9779.95 M1D2 18400.15 750 975 3075 2125 11475.15 M1D3 19690.23 900 975 3075 2125 12615.23 M2D1 17236.78 600 1125 3075 2125 10311.78 M2D2 19362.88 750 1125 3075 2125 12287.88 M2D3 21024.46 900 1125 3075 2125 13799.46