Search National Agricultural Library Digital Collections
Displaying items
2,101 - 2,110 of
2,117
start over
- Description:
- Includes references
- Author:
- Soroker, Victoria , Nelson, Dennis R. , Bahar, Ornit , Reneh, Saadia , Yablonski, Sarah , Pavelsky, Eric
- Subject:
- Polyphagotarsonemus latus , phytophagous mites , Bemisia tabaci , Aleyrodes , Planococcus citri , phoresy
- Collection:
- Journal Articles, USDA Authors, Peer-Reviewed
- Year:
- 2003
- Description:
- Includes references
- Author:
- Roberts, M.J. , Key, N.
- Subject:
- agricultural economics , government payments , farm income , household income , household expenditure , land tenure , agricultural policy , United States
- Collection:
- Journal Articles, USDA Authors, Peer-Reviewed
- Year:
- 2003
- Description:
- Includes references
- Author:
- Rotz, C. Alan
- Subject:
- milking machines , automation , milking equipment , herd size , cost benefit analysis , robots , operating costs , farm labor , innovation adoption , milking parlors
- Collection:
- Journal Articles, USDA Authors, Peer-Reviewed
- Year:
- 2003
- Description:
- Includes references
- Author:
- BassiriRad, Hormoz , Constable, John V.H. , Lussenhop, John , Kimball, Bruce A. , Norby, Richard J. , Oechel, Walter C. , Reich, Peter B. , Schlesinger, William H. , Zitzer, Stephen , Sehtiya, Harbans L. , Silim, Salim
- Subject:
- carbon dioxide , elevated atmospheric gases , deserts , temperate forests , grasslands , prairies , agricultural land , ecosystems , agroecosystems , leaves , stable isotopes , nitrogen content , biogeochemical cycles , Arizona , Tennessee , North Carolina , Minnesota , California , Nevada
- Collection:
- Journal Articles, USDA Authors, Peer-Reviewed
- Year:
- 2003
- Description:
- Includes references
- Author:
- Laliberte, Andrea S. , Ripple, William J.
- Subject:
- species diversity , wildlife , human-wildlife relations , history , American Indians , human settlements , population distribution , population size , population density , population ecology , predation , horses , introduced species , United States
- Collection:
- Journal Articles, USDA Authors, Peer-Reviewed
- Year:
- 2003
- Description:
- Includes references
- Author:
- Van Donk, S.J. , Huang, X. , Skidmore, E.L. , Anderson, A.B. , Gebhart, D.L. , Prehoda, V.E. , Kellogg, E.M.
- Subject:
- wind erosion , military lands , sampling , sediments , dry environmental conditions , deserts , arid lands , arid soils , quantitative analysis , samplers , sensors , simulation models , soil aggregates , particles , California
- Collection:
- Journal Articles, USDA Authors, Peer-Reviewed
- Year:
- 2003
- Description:
- Includes references
- Author:
- Baumhardt, R. Louis
- Subject:
- crop production , tillage , cropping systems , wind speed , precipitation , growing season , Great Plains region , Oklahoma , Texas
- Collection:
- Journal Articles, USDA Authors, Peer-Reviewed
- Year:
- 2003
- Description:
- Includes references
- Author:
- Carroll, J.F. , Kramer, M.
- Subject:
- Ixodes scapularis , host seeking , winter , Odocoileus virginianus , deer , population density , weather , ambient temperature , control methods , operating costs , cost analysis , mathematical models , Maryland
- Collection:
- Journal Articles, USDA Authors, Peer-Reviewed
- Year:
- 2003
- Description:
- Includes references
- Author:
- Bormann, J. , Wiggans, G.R. , Druet, T. , Gengler, N.
- Subject:
- dairy cows , dairy herds , animal age , lactation stage , Holstein , Jersey , data analysis , milk yield , milk protein yield , milk fat yield , somatic cell count , lactation curve , breed differences , heritability , statistical analysis , variance , phenotypic variation , prediction , animal genetics , California , Pennsylvania , Wisconsin , Texas
- Collection:
- Journal Articles, USDA Authors, Peer-Reviewed
- Year:
- 2003
- Description:
- Includes references
- Author:
- Hansen, E.A. , Funderburk, J.E. , Reitz, S.R. , Ramachandran, S. , Eger, J.E. , McAuslane, H.
- Subject:
- Frankliniella , Orius insidiosus , host plants , Capsicum annuum , sweet peppers , population density , predator-prey relationships , insecticides , spatial distribution , flowers , spatial variation , seasonal variation , insect behavior , insect pests , biological control agents , Florida
- Collection:
- Journal Articles, USDA Authors, Peer-Reviewed
- Year:
- 2003