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Physiological factors that affect photosynthetic rates
Lab 8 - How do environmental or anatomical factors affect the rate at which plants remove water from the soil - Biol1114
Ecology How environmental conditions affect canopy leaf-level photosynthesis in four deciduous tree species.
Environmental Factors that Affect Range Plant Growth, 1892-2000
Factors That Affect Soil-Applied Herbicides; G92-1081-A
NASA Quest Webcasts
Photosynthesis
Photosynthesis2
http--www.dpi.state.wi.us-dlsis-let-pdf-agplantp.pdf
Clifton College Science School Website Elodea (Canadian pondweed) investigations home page
The Carbon Buster's Handbook
Photosynthesis3
Photosynthesis4
The Garden with Insight garden simulator v1.0 photosynthetic efficiency