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在“
自然资源管理
”中,
命中:
6
条,耗时:小于0.01 秒
1.
Soil-extractable phosphorus and phosphorus saturation threshold in
beef
cattle
pastures
as affected by grazing management and forage type
作者:
Gilbert C. Sigua (1) Chad C. Chase Jr. (2) Joseph Albano (3)
关键词:
Beef
cattle
pastures
;
Degree of soil phosphorus saturation
;
Forage type
;
Phosphorus
;
Rotational grazing
;
Subtropical
;
Zero grazing
刊名:Environmental Science and Pollution Research
年:2014
2.
Productivity of Brachiaria humidicola
pastures
in the Atlantic forest region of Brazil as affected by stocking rate and the presence of a forage legume
作者:
J. M. Pereira
;
R. M. Tarr¨¦
;
R. Macedo
;
C. de Paula Rezende
;
B. J. R. Alves
;
S. Urquiaga and R. M. Boddey
关键词:
Animal live weight gain
;
Beef
cattle
;
Desmodium ovalifolium
;
Forage consumption
;
Net aerial primary production
;
Pasture sustainability
;
Soil fertility
刊名:Nutrient Cycling in Agroecosystems
年:2009
3.
Long-term stochastic simulation of mountain
beef
cattle
herds under diverse management strategies
作者:
D. Villalba
;
G. Ripoll
;
R. Ruiz
;
A. Bernué
s
关键词:
Production
;
Economics
;
Land use
;
Labour
;
Trade-offs
刊名:Agricultural Systems
年:2010
4.
Spatial distribution of soil carbon in
pastures
with cow-calf operation: effects of slope aspect and slope position
作者:
Gilbert C. Sigua and Samuel W. Coleman
关键词:
Bahiagrass
;
Cow
;
calf
;
Soil carbon
;
Slope aspects
;
Slope positions
;
Subtropics
刊名:Journal of Soils and Sediments
年:2010
5.
Sustainable Management of Nutrients in Forage-Based Pasture Soils: Effect of Animal Congregation Sites (5 pp)
作者:
Gilbert Sigua and Samuel Coleman
关键词:
total extractable inorganic nitrogen
;
sustainability
;
nutrient management
;
forage
;
based
pastures
;
congregation sites
;
beef
cattle
;
agriculture
;
total phosphorus
刊名:Journal of Soils and Sediments
出版者:Springer Berlin / Heidelberg
年:2006
6.
Emergy evaluation of grazing
cattle
in Argentina's Pampas
作者:
G.C. Ró
;
tolo
;
T. Rydberg
;
G. Lieblein
;
C. Francis
关键词:
Beef
production
;
Pastures
;
Ruminant management
;
System evaluation
;
Production efficiency
刊名:Agriculture, Ecosystems & Environment
年:2007
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