作者: John A. Gamon , Christopher B. Field , Michael L. Goulden , Kevin L. Griffin , Anne E. Hartley
DOI: 10.2307/1942049
关键词: Evergreen 、 Canopy 、 Ecology 、 Leaf area index 、 Enhanced vegetation index 、 Environmental science 、 Vegetation 、 Photochemical Reflectance Index 、 Normalized Difference Vegetation Index 、 Deciduous
摘要: … Carbon dioxide uptake by oak was measured on three individuals between 4 and 16 April 1991, during the season of peak photosynthetic activity for both species. Squared correlation …