nitrogenretention相关论文
Nitrogen retention within a watershed reduces the amount of N exported to the ocean;however,it worsens environmental pro......
DOMINANT PLANT EFFECTS ON NITROGEN RETENTION IN ALPINE MEADOW THREE YEARS AFTER NITROGEN AND WATER A
Alpine meadow,with limited plant-available nitrogen (N) by decomposition constraints,may be quite capable of retaining a......
将250只1日龄健康肉用雏鸡随机分为五组,分别饲喂赖氨酸,精氨酸比例为1.48:1,1.22:1,1.18,1:1.145和1:1.75的玉米-豆粕型日粮。试验结果表明,不同L/A比例对肉鸡的生产性能有显著......