氮肥减量条件下间作绿豆压青对甘蔗生长及氮代谢的影响

谢金兰, 林丽, 李长宁, 罗霆, 莫璋红

Effects of Intercropping Mungbean Straw Returning on Sugarcane Growth and Nitrogen Metabolism under Nitrogen Fertilizer Reduction

Xie Jinlan, Lin Li, Li Changning, Luo Ting, Mo Zhanghong

表4 不同时期谷氨酰胺合成酶活性

Table 4 Activities of glutamine synthetase at different stages U/g

处理 Treatment 新植蔗New-planting cane 宿根蔗Ratoon cane 分蘖期 Tillering stage 伸长期 Elongation stage 分蘖期 Tillering stage 伸长期 Elongation stage A 53.46a 49.90a 12.97a 25.13a B 53.24a 51.88a 12.64a 21.67a C 52.60a 44.51a 12.41a 21.27a CK 58.25a 45.18a 11.82a 21.70a