草甸草原区退耕地的牧草-水分-氮肥耦合机制
李达1,方华军2,王笛1,徐丽君3(
),唐雪娟3,辛晓平3,聂莹莹3,乌仁其其格4
),唐雪娟3,辛晓平3,聂莹莹3,乌仁其其格4
Coupling Mechanism of Herbage-Water-Nitrogen Fertilizer in Abandoned Farmland in Meadow Steppe
LI Da1,FANG HuaJun2,WANG Di1,XU LiJun3(),TANG XueJuan3,XIN XiaoPing3,NIE YingYing3,Wuren qiqige4
),TANG XueJuan3,XIN XiaoPing3,NIE YingYing3,Wuren qiqige4
图3. 2016—2017年不同处理组C/N比值变化图
Fig. 3. Changes of C/N ratio in different treatment groups from 2016 to 2017
