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Registros recuperados: 274
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Imprime registro no formato completo
Nonstructural carbohydrates: Challenges and progress in forage testing NWISRL
Shewmaker, Glenn; Mayland, Hank.
Tipo: Conference or Workshop Item Palavras-chave: Chemistry; Mass Import - autoclassified (may be erroneous).
Ano: 2002 URL: http://eprints.nwisrl.ars.usda.gov/946/1/1081.pdf
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Rotating-plate sprinkler spacing on continuous-move irrigation laterals NWISRL
DeBoer, Darrell W.; Monnens, Michael J.; Kincaid, Dennis C..
Tipo: Conference or Workshop Item Palavras-chave: Sprinkler irrigation; Mass Import - autoclassified (may be erroneous).
Ano: 2000 URL: http://eprints.nwisrl.ars.usda.gov/1095/1/1033.pdf
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Soil compaction NWISRL
Sojka, R.E..
Tipo: Conference or Workshop Item Palavras-chave: Soil; Mass Import - autoclassified (may be erroneous).
Ano: 1993 URL: http://eprints.nwisrl.ars.usda.gov/932/1/799.pdf
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Cablegation: A review of the past decade and prospects for the next NWISRL
Trout, Thomas J.; Kincaid, D.C.; Kemper, W.D..
Tipo: Conference or Workshop Item Palavras-chave: Practical farm efficiency; Mass Import - autoclassified (may be erroneous).
Ano: 1990 URL: http://eprints.nwisrl.ars.usda.gov/879/1/719.pdf
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Evapotranspiration and irrigation water requirements NWISRL
Wright, James L..
Tipo: Conference or Workshop Item Palavras-chave: Evapotranspiration; Mass Import - autoclassified (may be erroneous).
Ano: 1985 URL: http://eprints.nwisrl.ars.usda.gov/877/1/632.pdf
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Soil phosphorus dynamics under sprinkler and furrow irrigation NWISRL
Ippolito, J.A.; Bjorneberg, D.L..
Furrow irrigation detaches and transports soil particles and subsequently nutrients such as phosphorus. To reduce the risk of erosion and offsite phosphorus movement, producers can convert from furrow to sprinkler irrigation. We completed research on soil phosphorus dynamics in furrow versus sprinkler irrigated soils from four paired fields in south central Idaho. Surface soils (0-2.5 inches) were obtained from fields in the fall following harvest. Furrow irrigated soils contained 38 parts per million of plant-available phosphorus (i.e. Olsen-extractable) on average, as compared to 20 parts per million under sprinkler irrigation. These results are important as 20 parts per million Olsen-extractable phosphorus may be considered the concentration where...
Tipo: Conference or Workshop Item Palavras-chave: Furrow irrigation; Sprinkler irrigation; Soil.
Ano: 2014 URL: http://eprints.nwisrl.ars.usda.gov/1574/1/1530.pdf
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Field scale performance of a variable rate sprinkler for variable water and nutrient application NWISRL
King, B.A.; Wall, R.W.; Kincaid, D.C.; Westermann, D.T..
Tipo: Conference or Workshop Item Palavras-chave: Sprinkler irrigation; Mass Import - autoclassified (may be erroneous).
Ano: 1997 URL: http://eprints.nwisrl.ars.usda.gov/1086/1/948.pdf
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Site-specific management of pH-induced iron chlorosis of maize NWISRL
Ferguson, R.B.; Kyaw, T.; Adamchuk, V.I.; Tarkalson, D.D.; McCallister, D.L..
A study was conducted over nine site/years in Nebraska, USA between 2004 and 2005 to evaluate the potential to predict chlorosis-prone areas within fields which are relatively stable in space and time. The study also investigated the potential benefits of site-specific cultivar management according to chlorosis pressure. Sites were mapped for soil apparent electrical conductivity (ECa) at two depths (0-30 cm and 0-90 cm), and soil pH at a depth of 10 cm. Sites were also sampled by hand on a regular grid to a depth of 20 cm and analyzed for a range of soil properties. Sites were evaluated in-season with natural color and near-infrared imagery, and at the end of the season by yield mapping. In all or a portion of each field, replicated paired strips...
Tipo: Conference or Workshop Item Palavras-chave: Corn / maize; Mass Import - autoclassified (may be erroneous).
Ano: 2007 URL: http://eprints.nwisrl.ars.usda.gov/964/1/1227.pdf
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Using Sprinkler Pattern Data in System Design NWISRL
Pair, Claude H..
Tipo: Conference or Workshop Item Palavras-chave: Sprinkler irrigation; Mass Import - autoclassified (may be erroneous).
Ano: 1963 URL: http://eprints.nwisrl.ars.usda.gov/1005/1/3.pdf
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Conversion between evapotranspiration references and methods NWISRL
Wright, James L.; Allen, Richard G.; Howell, Terry A..
Tipo: Conference or Workshop Item Palavras-chave: Evapotranspiration; Research methodology; Mass Import - autoclassified (may be erroneous).
Ano: 2000 URL: http://eprints.nwisrl.ars.usda.gov/1096/1/1034.pdf
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Seasonal Changes in Nutritional Quality of Agropyron desertorum Compared with Six Other Semiarid Grasses NWISRL
Murray, R.B.; Mayland, H.F.; Van Soest, P.J..
Tipo: Conference or Workshop Item Palavras-chave: Grass forage; Mass Import - autoclassified (may be erroneous).
Ano: 1979 URL: http://eprints.nwisrl.ars.usda.gov/884/1/435.pdf
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Crop Coefficient for Estimates of Daily Crop Evapotranspiration NWISRL
Wright, James L..
Tipo: Conference or Workshop Item Palavras-chave: Evapotranspiration; Research methodology; Mass Import - autoclassified (may be erroneous).
Ano: 1981 URL: http://eprints.nwisrl.ars.usda.gov/1023/1/470.pdf
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Proc. Water-Animal Relations Symposium NWISRL
Tipo: Conference or Workshop Item Palavras-chave: Animal; Mass Import - autoclassified (may be erroneous).
Ano: 1973
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Imprime registro no formato completo
Fertilization of Pasture and Range in the United States NWISRL
Mayland, H.F..
Tipo: Conference or Workshop Item Palavras-chave: Mass Import - unclassified.
Ano: 1977 URL: http://eprints.nwisrl.ars.usda.gov/1009/1/406.pdf
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The ASCE neutron probe calibration study: overview NWISRL
Stone, J.F.; Allen, R.G.; Dickey, G.L.; Wright, J.L.; Nakayama, F.S.; Phillips, R.W..
Tipo: Conference or Workshop Item Palavras-chave: Research methodology; Mass Import - autoclassified (may be erroneous).
Ano: 1993 URL: http://eprints.nwisrl.ars.usda.gov/869/1/805.pdf
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Genetic variation for Ca, Mg, and K concentrations in Agropyrons and Psathyrostachys NWISRL
Mayland, H.F.; Asay, K.H.; Vogel, K.P..
Tipo: Conference or Workshop Item Palavras-chave: Chemistry; Mass Import - autoclassified (may be erroneous).
Ano: 1988 URL: http://eprints.nwisrl.ars.usda.gov/918/1/661.pdf
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Description of Equilibrium Chemistry During Soil-Water Transport NWISRL
Robbins, C.W.; Wagenet, R.J.; Jurinak, J.J..
Tipo: Conference or Workshop Item Palavras-chave: Chemistry; Mass Import - autoclassified (may be erroneous).
Ano: 1980 URL: http://eprints.nwisrl.ars.usda.gov/901/1/460.pdf
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Mineral uptake of high-Mg cultivars of Italian ryegrass and tall fescue grown under different level of potassium NWISRL
Sabreen, Shamima; Saiga, Suguru; Tsuiki, Mikinori; Mayland, Henry F..
Tipo: Conference or Workshop Item Palavras-chave: Chemistry; Mass Import - autoclassified (may be erroneous).
Ano: 2002 URL: http://eprints.nwisrl.ars.usda.gov/947/1/1083.pdf
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Imprime registro no formato completo
Irrigation increases carbon in agricultural soils NWISRL
Entry, James A.; Sojka, R.E.; Shewmaker, Glenn E..
Tipo: Conference or Workshop Item Palavras-chave: Chemistry; Mass Import - autoclassified (may be erroneous).
Ano: 2003 URL: http://eprints.nwisrl.ars.usda.gov/942/1/1123.pdf
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Influence of polymer charge type and density on polyacrylamide ameliorated irrigated furrow erosion NWISRL
Lentz, R.D.; Sojka, R.E.; Carter, D.L..
Tipo: Conference or Workshop Item Palavras-chave: Polyacrylamide; Erosion control; Erosion; Mass Import - autoclassified (may be erroneous).
Ano: 1993 URL: http://eprints.nwisrl.ars.usda.gov/1060/1/789.pdf
Registros recuperados: 274
Primeira ... 123456789 ... Última
 

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