放牧管理策略(英文)

被引:1
作者
W.D.Willms
赵萌莉
韩国栋
机构
[1] 加拿大农业食品部里斯布里其研究中心
[2] 内蒙古农业大学生态环境学院
[3] 内蒙古农业大学生态环境学院 POBox
[4] Lethbridge
[5] Alberta
[6] CanadaTJB
[7] 内蒙古呼和浩特
关键词
植物残留物; 草地生态系统; 放牧管理;
D O I
暂无
中图分类号
S815.2 [饲养方式与技术];
学科分类号
0905 ;
摘要
放牧管理者面临的挑战是如何平衡家畜生产与草地的其他价值 ,这些价值包括野生动物资源以及那些感觉不到的其他方面的价值。许多的这些价值受到放牧管理的影响 ,放牧后植物的残留数量是十分重要的。植物残留物增加枯枝落叶库的大小 ,对草地生态系统有重要作用。枯枝落叶影响植物生长和群落结构 ,进而影响食草动物。或许 ,重要的一点是枯枝落叶使得系统稳定 ,促进生产循环。因此 ,需要寻找植物被移走和保留之间的平衡 ,其结果可以通过家畜生产和生态系统的健康反映
引用
收藏
页码:99 / 103
页数:5
相关论文
共 10 条
[1]  
Utilization of rough fescue and Parry oat grass by two grasshopper species and effect of leaf water content and stubble height. Willms W D and Johnson D L. Environmental Entomology . 1990
[2]  
Effects of fall defoliation on forage selection by deer and cattle. Willms W D,Bailey A W,McLean A,and Tucker R. Canadian Journal of Animal Science . 1980
[3]  
Cutting frequency and cutting height effects on rough fescue and Parry oat grass yields. Willms W D. Journal of Range Management . 1991
[4]  
Influence of litter on herbage production in the Mixed Prairie. Willms W D,McGinn S M,and Dormaar J F. Journal of Range Management . 1993
[5]  
Grazing effects on fescue grassland in western Canada. Peake R W and Johnston A. Proceedings of International Grassland Congress . 1965
[6]  
Vegetation and soil responses to short-duration grazing on fescue grasslands. Dormaar J F,Smoliak S,and Willms W D. Journal of Range Management . 1989
[7]  
Infiltration rates and sediment production as influenced by grazing systems in the Texas Rolling Plains. Pluhar J J,Knight R W,andHeitschmidt R K. Journal of Range Management . 1987
[8]  
Production characteristics of the mixed prairie: constraints and potential. Willms W D and Jefferson P G. Canadian Journal of Animal Science . 1993
[9]  
TheimpactofgrazingonlitterandhydrologyinmixedprairieandfescuegrasslandecosystemsofAlbertan. NaethMA. . 1988
[10]  
Effects of manure, straw, and inorganic fertilizers on Northern Great Plains ranges. Smoliak S. Journal of Range Management . 1965