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  • Journal Articles, USDA Authors, Peer-Reviewed (356)[remove]
Displaying items 1 - 10 of 356 start over

1. 'Hycrest II', a New Crested Wheatgrass Cultivar with Improved Seedling Establishment

Description:
Includes references
Author:
Jensen, K.B. , Larson, S.R. , Waldron, B.L. , Robins, J.G.
Subject:
Agropyron cristatum , forage grasses , forage crops , cultivars , germplasm releases , crop yield , rangelands , land restoration , range improvement , crossing , plant establishment , plant density , Utah
Collection:
Journal Articles, USDA Authors, Peer-Reviewed
Year:
2009

2. 'Vavilov II', a New Siberian Wheatgrass Cultivar with Improved Persistence and Establishment on Rangelands

Description:
Includes references
Author:
Jensen, Kevin B. , Palazzo, Anthony J. , Waldron, Blair L. , Robins, Joseph G. , Bushman, B. Shaun , Johnson, Douglas A. , Ogle, Dan G.
Subject:
Agropyron fragile , forage grasses , forage crops , cultivars , germplasm releases , crop yield , rangelands , land restoration , range improvement , crossing , plant establishment , plant density , Utah
Collection:
Journal Articles, USDA Authors, Peer-Reviewed
Year:
2009

3. A Comparison of U.S. and Chinese Sorghum Germplasm for Early Season Cold Tolerance

Description:
Includes references
Author:
Franks, C.D. , Burow, G.B. , Burke, J.J.
Subject:
Sorghum bicolor , grain sorghum , cold tolerance , germplasm , plant genetic resources , genetic resistance , genetic variation , geographical variation , cultivars , inbred lines , seed germination , seedling emergence , ambient temperature , length , shoots , dry matter accumulation , plant density , hybrids , United States , China
Collection:
Journal Articles, USDA Authors, Peer-Reviewed
Year:
2006

4. A comparison of winter cereal species and planting dates as residue cover for cotton grown with conservation tillage

Description:
Includes references
Author:
Bauer, P.J. , Reeves, D.W.
Subject:
Gossypium hirsutum , Avena nuda , Secale cereale , Triticum aestivum , Avena sativa , Raphanus sativus , cover crops , ground cover plants , planting date , nitrogen , nutritional status , lint cotton , crop yield , field experimentation , crop residues , roots , cold tolerance , nitrogen content , plant density , species differences , biomass production , South Carolina
Collection:
Journal Articles, USDA Authors, Peer-Reviewed
Year:
1999

5. A history of transplanting

Description:
Includes references
Author:
Landis, Thomas D. , Scholtes, John R.
Subject:
transplanting (plants) , forest trees , forest nurseries , history , seedlings , plant density , age structure , seed quality , seeds , transplanters , methodology , forest plantations , United States
Collection:
Journal Articles, USDA Authors, Peer-Reviewed
Year:
2003

6. A molecular approach to understanding plant-plant interactions in the context of invasion biology

Description:
Includes references
Author:
Broz, Amanda K. , Manter, Daniel K. , Callaway, Ragan M. , Paschke, Mark W. , Vivanco, Jorge M.
Subject:
Centaurea stoebe , broadleaf weeds , invasive species , noxious weeds , plant communities , plant competition , gene expression , plant physiology , messenger RNA , microarray technology , Arabidopsis thaliana , Festuca idahoensis , forage grasses , Gaillardia aristata , forbs , plant density
Collection:
Journal Articles, USDA Authors, Peer-Reviewed
Year:
2008

7. A reciprocal transplant experiment within a climatic gradient in a semiarid shrub-steppe ecosystem: effects on bunchgrass growth and reproduction, soil carbon, and soil nitrogen

Description:
Includes references
Author:
Link, Steven O. , Smith, Jeffrey L. , Halvorson, Jonathan J. , Bolton, Harvey Jr.
Subject:
Poa secunda , grasses , climate change , global warming , plant growth , environmental factors , population density , plant density , altitude , shoots , leaves , stems , grasslands , shrublands , vegetation cover , soil , carbon , nitrogen , edaphic factors , population ecology , semiarid zones , temperature , Washington
Collection:
Journal Articles, USDA Authors, Peer-Reviewed
Year:
2003

8. A rotation design to reduce weed density in organic farming

Description:
Includes references
Author:
Anderson, Randy L.
Subject:
crops , organic production , forage crops , annuals , perennials , crop rotation , cropping sequence , crop management , herbicides , weeds , weed control , plant density , no-tillage , soil quality , population dynamics
Collection:
Journal Articles, USDA Authors, Peer-Reviewed
Year:
2010

9. A visual guide to help producers manage jointed goatgrass

Description:
Includes references
Author:
Anderson, R.L.
Subject:
Aegilops cylindrica , integrated weed management , decision making , Triticum aestivum , winter wheat , weeds , seedling emergence , seed productivity , seed dispersal , herbicides , application timing , imazamox , imidazolinone herbicides , glyphosate , nitrogen fertilizers , geographical variation , seasonal variation , planting date , grass weeds , weed control , buried seeds , plant density , cropping systems , Great Plains region , Northwestern United States
Collection:
Journal Articles, USDA Authors, Peer-Reviewed
Year:
2007

10. Accuracy assessment for detection of leafy spurge with hyperspectral imagery

Description:
Includes references
Author:
Parker Williams, A.E. , Hunt, E.R. Jr.
Subject:
Euphorbia esula , noxious weeds , flowering , remote sensing , image analysis , hyperspectral imagery , spatial data , prairies , coniferous forests , riparian areas , accuracy , infrared spectroscopy , spectrometers , automation , plant communities , plant density , range management , Wyoming
Collection:
Journal Articles, USDA Authors, Peer-Reviewed
Year:
2004