Engineering & Materials Science
Nitrogen
92%
Cost functions
91%
Economics
64%
Uncertainty
62%
Fertilizers
38%
Costs
19%
Nitrogen fertilizers
18%
Water treatment
12%
Farms
9%
Pollution
9%
Personnel
7%
Health
7%
Agriculture & Biology
uncertainty
100%
nitrogen
58%
Python
57%
economics
53%
confidence interval
21%
fertilizers
15%
variable costs
13%
economic factors
12%
economic development
11%
water treatment
10%
fertilizer application
9%
nitrogen fertilizers
9%
plateaus
9%
labor
8%
pollution
8%
researchers
8%
farms
6%
corn
6%
crops
5%
methodology
2%
Earth & Environmental Sciences
nitrogen
59%
cost
52%
economics
47%
rate
32%
yield response
26%
fertilizer
23%
externality
22%
confidence interval
17%
price
14%
environmental cost
11%
fertilizer application
10%
economic conditions
10%
penalty
10%
labor
8%
water treatment
8%
maize
8%
farm
7%
recommendation
6%
crop
6%
health
6%
pollution
5%
index
4%