影响牧草再生性的因素分析  

Factors affecting forage regrowth

作　　者：温方[1] 孙启忠[2] 陶雅[1] 

机构地区：[1]中国农业科学院研究生院,北京100000 [2]中国农业科学院草原研究所,呼和浩特010010

出　　处：《草原与草坪》2007年第1期73-77,共5页Grassland and Turf

基　　金：国家"十.五"攻关项目(2004BA528B-1-2);农业部"948"项目(202099)

摘　　要：对影响牧草再生性的诸因素进行了分析,阐明了牧草再生性对刈割和放牧利用方式的响应,以及刈割和放牧后牧草体内贮藏的碳水化合物和氮素在再生中的变化规律及作用,为草地的放牧利用和刈割提供了理论和技术依据。Factors which effect Forage Regrowth were analyzed,and The developments of the studies of the forage regrowth was analyzed.The influence of forage regrowth factors was analyzed.Tthe influence of cutting regime and grazing mode on forage regrowth was describedillustrated,and.Variation of carbohydrate reserve and nitrogen in forage regrowth underaffter cutting and grazing on forage regrowth physiology was elucidated.The views provided theory and technique for grassland cutting production and grazing utilization as well.

关 键 词：再生性 刈割 放牧 牧草 

分 类 号：S54[农业科学—作物学]