解磷细菌和丛枝菌根真菌对紫花苜蓿生产性能及地下生物量的影响
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孙艳梅,张前兵,苗晓茸,刘俊英,于磊,马春晖
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Effects of Phosphorus-Solubilizing Bacteria and Arbuscular Mycorrhizal Fungi on Production Performance and Root Biomass of Alfalfa
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YanMei SUN,QianBing ZHANG,XiaoRong MIAO,JunYing LIU,Lei YU,ChunHui MA
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表4 不同菌处理下紫花苜蓿各指标相关性分析
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Table 4 The correlation analysis of each index of alfalfa under different bacterial treatments
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指标 Index | 主根长Taproot | 地下生物量Under-ground biomass | pH | 全磷 Total phosphorus | 速效磷Available phosphorus | 地上生物量 Above-ground biomass | 株高 Plant height | 茎粗 Stem | 粗蛋白 Crude protein | 中性洗 涤纤维 Neutral detergent fiber | 酸性洗 涤纤维 Acid detergent fiber | 地下生物量Under-ground biomass | 0.957** | | | | | | | | | | | pH | -0.857** | -0.807** | | | | | | | | | | 全磷 Total phosphorus | -0.714* | -0.576 | 0.822** | | | | | | | | | 速效磷 Available phosphorus | 0.863** | 0.811** | -0.903** | -0.874** | | | | | | | | 地上生物量Above-ground biomass | 0.939** | 0.856** | -0.906** | -0.840** | 0.923** | | | | | | | 株高 Plant height | 0.918** | 0.825** | -0.900** | -0.821** | 0.847** | 0.956** | | | | | | 茎粗 Stem | 0.958** | 0.947** | -0.840** | -0.620* | 0.814** | 0.910** | 0.897** | | | | | 粗蛋白 Crude protein | 0.807** | 0.705* | -0.820** | -0.886** | 0.877** | 0.902** | 0.859** | 0.715* | | | | 中性洗涤纤维 Neutral detergent fiber | -0.808** | -0.713* | 0.790** | 0.796** | -0.829** | -0.914** | -0.895** | -0.741** | -0.923** | | | 酸性洗涤纤维 Acid detergent fiber | -0.692* | -0.607* | 0.776** | 0.905** | -0.900** | -0.822** | -0.762** | -0.576 | -0.934** | 0.883** | | 苜蓿磷 Phosphorus concentration in alfalfa | 0.719* | 0.570 | -0.847** | -0.936** | 0.824** | 0.874** | 0.882** | 0.642* | 0.875** | -0.900** | -0.877** |
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