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Displaying items 1 - 10 of 13 start over

1. A spectral index to monitor the head-emergence of wheat in semi-arid conditions

Description:
Includes references
Author:
Pimstein, Agustin , Eitel, Jan U.H. , Long, Dan S. , Mufradi, Israel , Karnieli, Arnon , Bonfil, David J.
Subject:
Triticum aestivum , wheat , semiarid zones , heading , spectral analysis , decision making , harvesting , forage grasses , grain yield , crop yield , remote sensing , plant nutrition , nutritional status , inflorescences , model validation , multispectral imagery , Israel , United States
Collection:
Journal Articles, USDA Authors, Peer-Reviewed
Year:
2009

2. Changes in Genetic Diversity of U.S. Flue-Cured Tobacco Germplasm over Seven Decades of Cultivar Development

Description:
Includes references
Author:
Moon, H.S. , Nicholson, J.S. , Heineman, A. , Lion, K. , van der Hoeven, R. , Hayes, A.J. , Lewis, R.S.
Subject:
Nicotiana tabacum , flue-cured tobacco , germplasm , plant genetic resources , genetic variation , cultivars , plant breeding , artificial selection , crop quality , temporal variation , microsatellite repeats , genetic markers , alleles , loci , genetic improvement , crop yield , United States
Collection:
Journal Articles, USDA Authors, Peer-Reviewed
Year:
2009

3. Effect of Fungicide and Timing of Application on Soybean Rust Severity and Yield

Description:
Includes references
Author:
Mueller, T.A. , Miles, M.R. , Morel, W. , Marois, J.J. , Wright, D.L. , Kemerait, R.C. , Levy, C. , Hartman, G.L.
Subject:
Glycine max , soybeans , Phakopsora pachyrhizi , plant pathogenic fungi , rust diseases , disease control , fungicides , application timing , developmental stages , plant development , flowering , fruit set , filling period , crop yield , disease severity , disease detection , Paraguay , United States , Zimbabwe
Collection:
Journal Articles, USDA Authors, Peer-Reviewed
Year:
2009

4. Grass-based farming systems: soil conservation and environmental quality

Description:
Includes references
Author:
Singer, Jeremy W. , Franzluebbers, Alan J. , Karlen, Douglas L.
Subject:
field crops , crop production , land use change , grasses , forage grasses , crop yield , farming systems , cropping systems , crop rotation , sustainable agriculture , Conservation Reserve Program , forage legumes , United States
Collection:
Journal Articles, USDA Authors, Peer-Reviewed
Year:
2009

5. Linkages among agronomic, environmental and weed management characteristics in North American sweet corn

Description:
Includes references
Author:
Williams, Martin M. , Davis, Adam S. , Rabaey, Tom L. , Boerboom, Chris M.
Subject:
Zea mays , sweetcorn , crop management , environmental factors , weed control , spatial variation , geographical variation , simulation models , data analysis , herbicides , application rate , species diversity , fecundity , planting date , latitude , crop yield , United States
Collection:
Journal Articles, USDA Authors, Peer-Reviewed
Year:
2009

6. Meeting market demand in the organic sector: Handler-supplier relationships in the face of tight supply

Description:
Includes references
Author:
Dimitri, C. , Oberholtzer, L.
Subject:
organic foods , consumer demand , supply balance , organic production , agricultural land , human food chain , distribution (economics) , ingredients , crop yield , agricultural education , surveys , business management , food prices , United States
Collection:
Journal Articles, USDA Authors, Peer-Reviewed
Year:
2009

7. Potential biomass quantity and sugar processing quality of trash and stalk tissues by different US sugarcane varieties

Description:
Includes references
Author:
Eggleston, Gillian , Grisham, Michael , Tew, Tom , Triche, Ron , Antoine, April
Subject:
biomass , sugar acids , food processing quality , sugarcane trash , varieties , Saccharum officinarum , sugarcane , leaves , crop yield , sugarcane juice , starch , polysaccharides , solubility , physicochemical properties , sugars , United States , Louisiana
Collection:
Journal Articles, USDA Authors, Peer-Reviewed
Year:
2009

8. Recycling biosolids and lake-dredged materials to pasture-based animal agriculture: alternative nutrient sources for forage productivity and sustainability. A review

Description:
Includes references
Author:
Sigua, Gilbert C.
Subject:
biosolids , sewage sludge , lakes , dredged materials , recycling , subtropics , pastures , land application , forage production , crop yield , soil pollution , soil chemical properties , soil quality , sustainable agriculture , literature reviews , United States , Florida
Collection:
Journal Articles, USDA Authors, Peer-Reviewed
Year:
2009

9. Registration of Great Northern Common Bean Cultivar ‘Coyne’ with Enhanced Disease Resistance to Common Bacterial Blight and Bean Rust

Description:
Includes references
Author:
Urrea, Carlos A. , Steadman, J.R. , Pastor-Corrales, M.A. , Lindgren, D.T. , Venegas, J.P.
Subject:
Phaseolus vulgaris , beans , plant breeding , cultivars , germplasm releases , crop yield , agronomic traits , crop quality , disease resistance , Xanthomonas campestris pv. phaseoli , blight , plant pathogenic bacteria , rust diseases , Uromyces appendiculatus , plant pathogenic fungi , Agricultural Research Service , genetic improvement , Bean common mosaic virus , plant variety protection , United States , Nebraska
Collection:
Journal Articles, USDA Authors, Peer-Reviewed
Year:
2009

10. The Influence of Rootstock Selection on Fruit Quality Attributes of Watermelon

Description:
Includes references
Author:
Bruton, Benny D. , Fish, Wayne W. , Roberts, Warren , Popham, Thomas W.
Subject:
Citrullus lanatus var. lanatus , Cucurbita maxima , Cucurbita moschata , Cucurbita ficifolia , crop yield , watermelons , rootstocks , rootstock-scion relationships , transgenic plants , plant-incorporated protectants , yield components , fruits (food) , fruit quality , firmness , lycopene , total solids , soluble solids , United States
Collection:
Journal Articles, USDA Authors, Peer-Reviewed
Year:
2009