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1. A comparison of methods to estimate nutritional requirements from experimental data

Description:
Includes references
Author:
Pesti, G.M. , Vedenov, D. , Cason, J.A. , Billard, L.
Subject:
poultry , poultry feeding , nutrient requirements , data collection , experimental design , body weight , feed conversion , bone density , regression analysis , literature reviews , analysis of variance , data analysis , lysine , broilers , methodology , equations , mathematical models , nutrient intake , economic analysis
Collection:
Journal Articles, USDA Authors, Peer-Reviewed
Year:
2009

2. Appropriate experimental ecosystem warming methods by ecosystem, objective, and practicality

Description:
In the special section: Water and carbon dynamics in selected ecosystems in China / edited by Ge Sun, Jianxin Sun and Guangsheng Zhou.
Author:
Aronson, Emma L. , McNulty, Steven G.
Subject:
global warming , climate change , greenhouse effect , ecosystems , research methods , heat treatment , latitude , soil , soil temperature , plant response , soil microorganisms , soil nutrients , infrared heaters , air temperature , climate models , experimental design , physical models , literature reviews , precipitation , cost analysis , methodology , heating systems
Collection:
Journal Articles, USDA Authors, Peer-Reviewed
Year:
2009

3. Assessing the trophic ecology of the Coccinellidae: Their roles as predators and as prey

Description:
In the special issue: Trophic ecology of the Coccinellidae / edited by Jonathan G. Lundgren and Donald C. Weber.
Author:
Weber, Donald C. , Lundgren, Jonathan G.
Subject:
Coccinellidae , trophic relationships , insect ecology , predator-prey relationships , food webs , natural enemies , nucleotide sequences , field experimentation , feeding preferences , foraging , insect reproduction , literature reviews , experimental design , predatory insects , biological control agents
Collection:
Journal Articles, USDA Authors, Peer-Reviewed
Year:
2009

4. FACE-ing the global change: Opportunities for improvement in photosynthetic radiation use efficiency and crop yield

Description:
Includes references
Author:
Sun, Jindong , Yang, Lianxin , Wang, Yulong , Ort, Donald R.
Subject:
global change , climate change , elevated atmospheric gases , carbon dioxide , ozone , photosynthesis , radiation use efficiency , crop yield , experimental design , population growth , soil water content , literature reviews , soil fertility , nitrogen , cultivars , crops , dry matter accumulation , genomics , genetic transformation , genes , leaves , cell respiration , plant hormones , dry matter partitioning
Collection:
Journal Articles, USDA Authors, Peer-Reviewed
Year:
2009