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在“
自然资源管理
”中,
命中:
4
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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.
Molecular and cytogenetic characterization of a collection of
bahiagrass
(Paspalum notatum Flügge) native to Uruguay
作者:
Rafael Reyno (1) Rafael Narancio (2) Pablo Speranza (3) Javier Do Canto (1) Beatriz López-Carro (4) Pablo Hernández (3) Juan Burgue?o (5) Daniel Real (1) (6) (7) (8) Marco Dalla Rizza (2)
关键词:
Apomixis
;
Genetic variability
;
ISSR markers
;
Paspalum notatum
刊名:Genetic Resources and Crop Evolution
年:2012
3.
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
4.
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
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