Agriculture & Biology
irrigation
100%
soil
96%
meta-analysis
62%
cropping systems
52%
land evaluation
51%
farmers
51%
soil management
51%
crops
50%
fertigation
49%
precision agriculture
46%
sustainable agriculture
43%
soil classification
43%
Netherlands
43%
nutrient use efficiency
43%
agricultural mechanization
39%
soil science
39%
surface irrigation
38%
drainage
38%
uncertainty
38%
water management
37%
small-scale farming
36%
willingness to pay
35%
fertilizers
35%
irrigation management
34%
groundwater
34%
leaching
33%
soil compaction
33%
sustainable development
31%
crop yield
30%
synergism
30%
irrigation systems
30%
plant cultural practices
29%
soil function
29%
water table
28%
antagonism
28%
water
28%
nutrient uptake
26%
water use efficiency
26%
nutrients
26%
villages
25%
water uptake
25%
farms
24%
drought
24%
soil types
24%
crop models
23%
evapotranspiration
23%
soil water
23%
farming systems
22%
soil profiles
21%
agriculture
21%
Earth & Environmental Sciences
soil
88%
irrigation
80%
meta-analysis
61%
crop
59%
cropping practice
58%
soil management
50%
crop husbandry
49%
fertilizer
47%
land evaluation
42%
pedology
40%
nutrient
38%
groundwater
37%
soil dynamics
37%
prevention measure
36%
antagonism
35%
synergism
35%
nutrient uptake
34%
soil compaction
34%
soil classification
34%
agriculture
34%
smallholder
34%
willingness to pay
32%
water uptake
32%
leaching
30%
mitigation measure
29%
crop yield
27%
drainage
27%
documentation
26%
effect
26%
management practice
25%
soil type
25%
drought
24%
dosage
24%
water management
24%
innovation
23%
visualization
22%
sustainable development
22%
remediation
22%
nutrient use efficiency
22%
soil function
22%
soil water
22%
runoff
21%
water use
21%
vadose zone
20%
drain
20%
modeling
20%
decomposition
19%
Europe
18%
methodology
17%
services
17%