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Subjects frequency Remove constraint frequency: frequency Year 2004 Remove constraint 2004: 2004

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1. 2-Dodecylcyclobutanone does not induce mutations in the Salmonella mutagenicity test or intrachromosomal recombination in Saccharomyces cerevisiae

Description:: Includes references
Author:: Sommers, C.H. , Schiestl, R.H.
Subject:: red meat , poultry meat , food irradiation , gamma radiation , butanol , biomarkers , toxicity testing , genotoxicity , teratogenicity , Salmonella typhimurium , mutagenesis , culture media , Saccharomyces cerevisiae , bakers yeast , mutagenicity , genetic recombination , frequency , cell death
Collection:: Journal Articles, USDA Authors, Peer-Reviewed
Year:: 2004

2. Improving heating uniformity of fresh fruit in radio frequency treatments for pest control

Description:: Includes references
Author:: Birla, S.L. , Wang, S. , Tang, J. , Hallman, G.
Subject:: raw fruit , oranges , apples , postharvest treatment , postharvest diseases , pest control , disinfection , infrared radiation , radio waves , frequency , temperature , water temperature , new methods , equipment performance
Collection:: Journal Articles, USDA Authors, Peer-Reviewed
Year:: 2004

3. Minimum subsoiling frequency for conservation systems in the Tennessee Valley

Description:: Conference held January 5-9, 2004, San Antonio, TX.
Author:: Raper, R.L. , Schwab, E.B. , Balkcom, K.S. , Burmester, C.H. , Reeves, D.W. , Campbell, J.P. Sr.
Subject:: subsoiling , deep tillage , frequency , lint cotton , crop yield , Gossypium hirsutum , tillage implements , soil compaction , silt loam soils , conservation tillage , lint yield , Alabama
Collection:: Journal Articles, USDA Authors, Peer-Reviewed
Year:: 2004

4. Temporal variability of soil carbon dioxide flux: effect of sampling frequency on cumulative carbon loss estimation

Description:: Includes references
Author:: Parkin, T.B. , Kaspar, T.C.
Subject:: carbon dioxide , gas emissions , soil respiration , accuracy , estimation , precision , sampling , frequency , losses from soil , soil-atmosphere interactions , agricultural soils , soil water content , temporal variation
Collection:: Journal Articles, USDA Authors, Peer-Reviewed
Year:: 2004

5. Variation among and within smooth bromegrass collections from rural cemeteries

Description:: Includes references
Author:: Casler, M.D.
Subject:: Bromus inermis , turf grasses , lawns and turf , regrowth , plant genetic resources , germplasm , genetic variance , genetic variation , vigor , plant growth , tillers , apical dominance , mowing , frequency , plant adaptation , selection intensity , natural selection , Wisconsin , Minnesota , Iowa
Collection:: Journal Articles, USDA Authors, Peer-Reviewed
Year:: 2004

6. Wing-click sounds of Heliconius cydno alithea (Nymphalidae: Heliconiinae) butterflies

Description:: Includes references
Author:: Hay-Roe, M.M. , Mankin, R.W.
Subject:: Nymphalidae , insect communication , wings , sounds , frequency , progeny , hearing , butterflies
Collection:: Journal Articles, USDA Authors, Peer-Reviewed
Year:: 2004