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  • Journal Articles, USDA Authors, Peer-Reviewed (3)[remove]
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1. Coccinellidae as predators of mites: Stethorini in biological control

Description:
In the special issue: Trophic ecology of the Coccinellidae / edited by Jonathan G. Lundgren and Donald C. Weber.
Author:
Biddinger, David J. , Weber, Donald C. , Hull, Larry A.
Subject:
Coccinellidae , Stethorus , predatory insects , natural enemies , Tetranychidae , predator-prey relationships , insect pests , plant pests , biological control agents , host plants , agroecosystems , insecticides , literature reviews , spatial distribution , foraging , insect behavior , overwintering , biological control , integrated pest management , pesticides , case studies , insect taxonomy , Pennsylvania , Asia , Australia , New Zealand
Collection:
Journal Articles, USDA Authors, Peer-Reviewed
Year:
2009

2. Ploidy Variation and Genetic Diversity in Dichroa

Description:
Includes references
Author:
Rinehart, Timothy A. , Scheffler, Brian E. , Reed, Sandra M.
Subject:
Hydrangeaceae , Hydrangea macrophylla , plant breeding , intergeneric hybridization , hybrids , cultivars , wild relatives , genetic variation , genetic relationships , polyploidy , geographical variation , Georgia , Oregon , Alabama , Pennsylvania , Texas , Tennessee , New Zealand , Wales
Collection:
Journal Articles, USDA Authors, Peer-Reviewed
Year:
2010

3. Relationship between soil test phosphorus and phosphorus release to solution

Description:
Includes references
Author:
McDowell, R. , Sharpley, A. , Brookes, P. , Poulton, P.
Subject:
soil fertility , phosphorus , soil solution , nutrient availability , soil test values , soil analysis , grassland soils , arable soils , United Kingdom , New Zealand , Maryland , Pennsylvania
Collection:
Journal Articles, USDA Authors, Peer-Reviewed
Year:
2001