植酶Q9对大田遮阴夏玉米产量形成的影响

黄鑫慧,高佳,任佰朝,赵斌,刘鹏,张吉旺

Effects of Phytase Q9 on Yield Formation of Summer Maize Shading in the Field

XinHui HUANG,Jia GAO,BaiZhao REN,Bin ZHAO,Peng LIU,JiWang ZHANG

表4 植酶Q9对大田遮阴夏玉米干物质分配的影响

Table 4 Effects of Phytase Q9 on dry matter distribution of summer maize shaded in field

年份 Year 处理 Treatment 茎Stalk 叶Leaf 穗Kernel 总干重 Total dry matter (g/plant) 干重 Dry matter (g/plant) 比例 Proportion (%) 干重 Dry matter (g/plant) 比例 Proportion (%) 干重 Dry matter (g/plant) 比例 Proportion (%) 2015 S3 51.8c 34 27.9b 19 56.8d 38 150.6d Z-S3 51.2c 27 32.4a 17 88.4c 47 188.7c S2 51.6d 23 25.6b 12 120.5b 54 222.3bc Z-S2 55.8c 23 28.0b 12 126.5b 53 240.3b S1 73.9b 38 37.7a 19 72.0d 37 196.5c Z-S1 82.2a 39 35.9a 17 97.8c 42 230.5b CK 87.5a 28 36.3a 12 166.1a 53 313.8a Z-CK 89.5a 27 38.1a 12 177.2a 54 329.8a 2016 S3 51.5d 41 21.0c 17 44.7e 35 126.8f Z-S3 48.6d 30 22.7c 14 80.8d 50 162.5e S2 50.1d 20 22.3c 9 152.1c 61 247.4c Z-S2 59.8c 22 23.4c 9 166.1b 61 273.7b S1 67.0bc 36 30.5b 16 76.7d 41 185.7d Z-S1 70.8b 37 31.6b 16 84.2d 42 199.7d CK 93.7a 28 38.4a 11 185.1a 54 340.5a Z-CK 92.3a 27 37.2a 11 188.9a 56 340.2a 2018 S3 64.1cd 36 29.5c 17 67.0h 38 176.8g Z-S3 66.2c 30 31.7bc 14 105.0e 48 220.5d S2 73.0b 28 29.6c 11 140.0d 53 265.7c Z-S2 75.9a 26 31.9bc 11 151.0c 53 286.8b S1 61.2e 34 31.5bc 17 75.6g 42 180.5f Z-S1 62.8de 32 30.4c 16 90.5f 46 195.8e CK 75.8a 26 33.6ab 11 164.4a 56 296.1a Z-CK 77.8a 26 35.5a 12 160.7b 54 297.7a