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1 新植蔗农艺性状与蔗茎产量

Table 1 Sugarcane yield and agronomic traits in plant cane

处理 Treatment 萌芽率 Emergence rate (%) 分蘖率 Tillering rate (%) 株高 Plant height (cm) 茎径 Stalk diameter (cm) 有效茎数（株/hm2） Millable stalks (plant/hm2) 产量 Yield (kg/hm2) A 62.3a 70.6bB 332a 2.65a 66 335a 114 810a B 65.2a 71.9bB 329a 2.66a 65 210a 113 610a C 64.0a 66.6bB 316a 2.67a 61 250a 109 305a CK 60.6a 91.3aA 333a 2.66a 65 015a 113 220a