| | | | | 25℃ | | | | | 200~500mm | 500mm | | | | | | | | | | | 150~160 | | | | | | 10~20m | | | | | | | | 栅栏组 | 织 海绵组织 | | | | | | | 光周期效应 | | | 1973 6 27 | 6 30 68 | 8 12.7% 7 | | | | | | pH 6.5~9. | 5 1.1% | 0.6% | 0. | 6% | | 50cm 0~20cm | 5% | 0.6% | | | | 根瘤菌 | 弗兰 克氏内生菌 Frankia sp | 放线菌 | - | | | | | | 6 | 47.2% 1.8 | 3 77.9% | | | | | 1990 | | | | 草炭土 | | | | | 8~15 | 6 | | | | | | | |