Agriculture & Biology
deficit irrigation
100%
water use efficiency
79%
Carthamus tinctorius
70%
Sorghum (Poaceae)
57%
irrigation
57%
Pennisetum glaucum
56%
biochar
55%
irrigation management
51%
water
43%
corn
39%
High Plains (United States)
38%
cultivars
34%
soil water
34%
forage
31%
cucumbers
30%
physiology
29%
weed control
29%
vegetable growing
28%
developmental stages
27%
irrigation rates
27%
sweet peppers
26%
cover crops
25%
canola
25%
fruit yield
21%
forage yield
21%
semiarid zones
21%
biomass
21%
evapotranspiration
21%
Sesamum indicum
19%
dry environmental conditions
18%
pumpkins
18%
crops
18%
cotton
18%
leaf characteristics
17%
vegetative growth
16%
root growth
16%
Zea mays
15%
seed yield
15%
soil fertility
15%
water stress
14%
plant growth
14%
growth performance
14%
plant veins
14%
silage
12%
vegetable crops
12%
tomatoes
11%
bracts
11%
drought
11%
liquid fertilizers
10%
leaves
10%
photosynthesis
9%
reduced tillage
9%
chopping
9%
production technology
9%
cinnamon oil
9%
eggplants
9%
water budget
9%
soil physical properties
8%
leaf area
8%
clove oil
8%
organic fertilizers
8%
lettuce
7%
aquifers
7%
experimental design
7%
Helianthus annuus
7%
tillage
7%
ammonium
7%
fertilizers
7%
salt stress
6%
shade
6%
lipid content
6%
crop production
6%
seeds
6%
essential oils
6%
herbicides
6%
Earth & Environmental Sciences
water use efficiency
53%
irrigation
51%
cultivar
37%
water extraction
33%
biochar
24%
soil water
22%
canola
22%
millet
20%
sorghum
20%
plain
19%
forage
16%
maize
14%
crop
13%
water
13%
evapotranspiration
12%
water use
11%
water stress
11%
plant physiology
11%
oil
11%
silage
10%
drought
10%
fruit
10%
spring water
9%
leaf area
8%
soil fertility
8%
vegetable
7%
cotton
7%
effect
7%
water budget
7%
fertilizer
6%
photosynthesis
6%
rate
6%
salinity
5%
biomass
5%