Search National Agricultural Library Digital Collections

Displaying all 3 items start over

1. Growth of United States versus new Zealand white clover cultivars in diverse grasses in Mississippi, USA

Description:
Includes references
Author:
Pederson, G.A. , Brink, G.E. , Caradus, J.R.
Subject:
Trifolium repens , cultivars , germplasm , provenance , geographical variation , growth habit , dry matter accumulation , yields , intercropping , Festuca arundinacea , Cynodon dactylon , forage grasses , continuous cropping , seasonal variation , seasons , acclimation , plant adaptation , plant competition , environmental factors , New Zealand , Southeastern United States
Collection:
Journal Articles, USDA Authors, Peer-Reviewed
Year:
1999

2. Quantifying the impact of a weed in a perennial ryegrass-white clover pasture

Description:
Includes references
Author:
Seefeldt, S.S. , Stephens, J.M.C. , Verkaaik, M.L. , Rahman, A.
Subject:
Lolium perenne , Trifolium repens , pasture plants , quantitative analysis , weeds , Plantago major , Cirsium vulgare , Cirsium arvense , Ranunculus sardous , Sisymbrium officinale , Carduus nutans , dairy cattle , beef cattle , sheep , grazing , forage production , crop yield , dry matter accumulation , New Zealand
Collection:
Journal Articles, USDA Authors, Peer-Reviewed
Year:
2005

3. The influence of rising atmospheric CO2 on grassland ecosystems

Description:
Includes references
Author:
Morgan, J.A. , Newton, P.C.D. , Nosberger, J. , Owensby, C.E.
Subject:
carbon dioxide , elevated atmospheric gases , chemical concentration , grasslands , ecosystems , nitrogen , C4 plants , C3 photosynthesis , prairies , steppes , pastures , plant growth , land productivity , plant response , plant competition , climate change , grasses , global warming , Trifolium repens , Lolium perenne , soil water content , water use efficiency , Kansas , Colorado , New Zealand , Switzerland
Collection:
Journal Articles, USDA Authors, Peer-Reviewed
Year:
2001