Agriculture & Biology
abscisic acid
23%
biochar
40%
corn
23%
deficit irrigation
68%
drought
38%
flowering
21%
gas exchange
17%
grain yield
23%
heat stress
16%
irrigation
52%
irrigation management
57%
leaves
36%
mycorrhizae
18%
mycorrhizal fungi
16%
nitrogen
29%
nutrient use efficiency
19%
phosphorus
18%
plant-water relations
15%
potatoes
39%
root zone drying
100%
soil
26%
stomatal conductance
23%
temperature
22%
tomatoes
45%
uptake mechanisms
15%
water
19%
water stress
27%
water use efficiency
45%
wheat
56%
Earth & Environmental Sciences
abscisic acid
21%
arbuscular mycorrhiza
20%
biochar
18%
drying
21%
irrigation
35%
maize
17%
nitrogen
24%
potato
20%
rhizosphere
26%
soil
18%
water use efficiency
23%
wheat
25%