低磷条件下玉米大豆间作对大豆根瘤生长、固氮功能的影响

覃潇敏, 潘浩男, 肖靖秀, 汤利, 郑毅

Effects of maize and soybean intercropping on nodule growth, nitrogen fixation of soybean under low phosphorus condition

QIN Xiao-Min, PAN Hao-Nan, XIAO Jing-Xiu, TANG Li, ZHENG Yi

表1 不同磷水平下玉米与大豆间作对大豆生长的影响

Table 1 Effects of maize and soybean intercropping on soybean growth under different P rates (g plant-1)

磷水平 P rates 种植模式 Planting patterns 叶 Leaf 茎 Stem 根 Root 全株 Whole plant P50 MS 4.09±0.20 c 4.05±0.32 c 1.16±0.11 d 9.44±0.13 c IS 7.04±0.69 b 6.76±0.81 b 2.17±0.15 c 16.23±1.16 b P100 MS 6.39±0.33 b 6.01±0.27 b 2.48±0.18 b 15.04±0.39 b IS 8.75±0.44 a 8.27±0.63 a 3.52±0.15 a 20.85±0.76 a