Agriculture & Biology
phenotypic variation
78%
case studies
69%
genotype
48%
shade
36%
leaf morphology
33%
gas exchange
26%
Cercis canadensis
23%
drought
21%
photosynthesis
20%
Fraxinus pennsylvanica
20%
Prunus serotina
19%
leaf conductance
18%
Quercus rubra
18%
Acer rubrum
17%
phenotype
17%
leaves
17%
specific leaf weight
17%
environmental factors
17%
wilting
15%
leaf water potential
14%
phenotypic plasticity
14%
marshes
14%
osmotic pressure
14%
water potential
14%
greenhouse experimentation
14%
students
13%
tissues
12%
water stress
11%
water
11%
ecosystems
10%
habitats
7%
Medicine & Life Sciences
Population Biological Variation
100%
Droughts
64%
Genotype
58%
Photosynthesis
40%
Water
36%
Ecosystem
30%
Solar System
29%
Prunus avium
25%
Fraxinus
24%
Gases
22%
Quercus
22%
Acer
22%
Wetlands
19%
Physiological Adaptation
17%
Phenotype
16%
North America
14%
Light
9%
Students
9%