Agriculture & Biology
water requirement
69%
evapotranspiration
61%
Oryza sativa
51%
rice
38%
water
24%
river valleys
21%
Senegal
21%
nitrogen fertilizers
21%
warm season
20%
crops
12%
wet season
10%
irrigation
9%
Sahel
7%
consultants
7%
operator regions
6%
water shortages
6%
water management
6%
nutrient use efficiency
6%
supply chain
6%
water use efficiency
5%
fertilizer application
5%
climate change
4%
growing season
4%
grain yield
4%
climate
4%
Earth & Environmental Sciences
evapotranspiration
52%
rice
51%
irrigation
44%
productivity
40%
water use
22%
fertilizer
20%
water
17%
nitrogen
17%
dry season
16%
crop
12%
valley
12%
wet season
11%
design (project)
8%
river
8%
water use efficiency
6%
water scarcity
6%
resource use
6%
water resources management
5%
rate
5%
growing season
5%
field experiment
5%
sustainability
4%
climate change
3%
climate
3%
Engineering & Materials Science
Evapotranspiration
98%
Irrigation
69%
Productivity
46%
Nitrogen fertilizers
35%
Water
31%
Crops
21%
Rivers
14%
Water resources
6%
Climate change
5%
Nitrogen
4%
Sustainable development
4%
Scheduling
3%
Experiments
1%
Chemical Compounds
Nitrogen Fertilizer
100%
Irrigation
65%
Environment
33%
Nitrogen
8%
Reaction Yield
5%