Search Results - "Sikora, L J"

Nitrogen and Phosphorus Availability in Composted and Uncomposted Poultry Litter by Preusch, P.L, Adler, P.R, Sikora, L.J, Tworkoski, T.J

“…Poultry litter applications to land have been based on crop N requirements, resulting in application of P in excess of plant requirements, which may cause…”
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Rainfall-Induced Release of Fecal Coliforms and Other Manure Constituents: Comparison and Modeling by Guber, A.K, Shelton, D.R, Pachepsky, Y.A, Sadeghi, A.M, Sikora, L.J

“…Modeling release of fecal coliforms is an important component of fate and transport simulations related to environmental water quality. Manure constituents…”
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Compost Age and Sample Storage Effects on Maturity Indicators of Biosolids Compost by Butler, T.A., Sikora, L.J., Steinhilber, P.M., Douglass, L.W.

“…ABSTRACT Compost product safety and quality assurance are required to meet the needs of the horticultural, agricultural, and silvicultural user markets. At…”
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Manure Phosphorus Extractability as Affected by Aluminum‐ and Iron By‐Products and Aerobic Composting by Dao, Thanh H., Sikora, L. J., Hamasaki, A., Chaney, R. L.

“…ABSTRACT Shifts in manure phosphorus (P) chemical forms and pool sizes induced by water treatment residuals and industrial mineral by‐products are largely…”
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Effect of poultry diet on phosphorus in runoff from soils amended with poultry manure and compost by Vadas, P.A, Meisinger, J.J, Sikora, L.J, McMurtry, J.P, Sefton, A.E

“…Phosphorus in runoff from fields where poultry litter is surface-applied is an environmental concern. We investigated the effect of adding phytase and reducing…”
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Soil organic matter mineralization after compost amendment by Sikora, L. J., Yakovchenko, V.

“…The addition of composts and manures to soils has often resulted in increased plant yields that are not obviously related to the nutrients in the added organic…”
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Carbon and nitrogen mineralization of added particulate and macroorganic matter by Yakovchenko, V.P., Sikora, L.J., Millner, P.D.

“…Particulate organic matter (POM) is more sensitive than total SOM to changes in management practices and, accordingly, may indicate changes in soil quality. A…”
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Waste management: Nitrogen and phosphorus availability in composted and uncomposted poultry litter by Preusch, P L, Adler, P R, Sikora, L J, Tworkoski, T J

“…Poultry litter applications to land have been based on crop N requirements, resulting in application of P in excess of plant requirements, which may cause…”
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Effects of cover crops, compost, and manure amendments on soil microbial community structure in tomato production systems by Carrera, L.M., Buyer, J.S., Vinyard, B., Abdul-Baki, A.A., Sikora, L.J., Teasdale, J.R.

“…Soil microbial community structure and crop yield was investigated in field tomato production systems that compared black polyethylene mulch to hairy vetch…”
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Uptake of ¹⁵N fertilizer in compost-amended soils by Sikora, L. J., Enkiri, N. K.

“…Composts are considered low analysis fertilizers because their nitrogen and phosphorus content are around 1% and the organic nitrogen mineralization rate is…”
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EFFICIENCY OF COMPOST-FERTILIZER BLENDS COMPARED WITH FERTILIZER ALONE by Sikora, L. J., Enkiri, N. K.

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Growth of tall fescue in compost/fertilizer blends by Sikora, L.J, Enkiri, N.K

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In situ respiration determination as tool for classifying soils according to soil organic matter content by Sikora, L. J., Rawls, W. J.

“…Soil respiration is indicative of biological status of the soil and high respiration is correlated to high contents of available carbon (C) in soil and/or…”
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A method for detection of pseudobactin, the siderophore produced by a plant-growth-promoting Pseudomonas strain, in the barley rhizosphere by BUYER, J. S, KRATZKE, M. G, SIKORA, L. J

“…Detection in the rhizosphere of the siderophore produced by an inoculated microorganism is critical to determining the role of microbial iron chelators on…”
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Monoclonal antibodies to ferric pseudobactin, the siderophore of plant growth-promoting Pseudomonas putida B10 by Buyer, J.S. (Soil Microbial Systems Laboratory, ARS, USDA, Beltsville, MD), Sikora, L.J, Kratzke, M.G

“…Monoclonal antibodies to ferric pseudobactin, the siderophore (microbial iron transport agent) of plant growth-promoting Pseudomonas putida B10, have been…”
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Attempts to determine available carbon in soils by Sikora, L.J, McCoy, J.L

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Effects of basaltic mineral fines on composting by SIKORA, Lawrence J

“…A by-product of the construction aggregate industry is fines or dust that contain trace elements such as zinc and copper and significant amounts of iron,…”
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Availability of poultry litter compost P to fescue compared with triple super phosphate by SIKORD, L. J, ENKIRI, N. K

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new growth medium for the study of siderophore-mediated interactions by Buyers, J.S, Sikora, L.J, Chaney, R.L

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Characterization of a 14 kDa component with low expression in a unique Nod+ Fix- Bradyrhizobium japonicum by Sikora, Lawrence J, Kuykendall, L David, Dwivedi, Radhey S, Herman, Eliot M, Enkiri, Nancy K

“…Soil-Microbial Systems Laboratory, Natural Resources Institute, BARC-EAST, 10300 Baltimore Avenue, Beltsville, MD 20705-2350, USA Soybean and Alfalfa Research…”
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