Agriculture & Biology
ammonia
11%
animal housing
19%
animal manure management
77%
animal manures
40%
dairy farming
14%
Denmark
15%
farms
9%
labor
37%
management systems
56%
manure handling
88%
nitrogen
8%
nutrients
8%
swine
9%
tankers
19%
umbilicus
37%
uptake mechanisms
9%
Earth & Environmental Sciences
ammonia
7%
animal
6%
competitiveness
10%
cost
9%
dairy farm
13%
demand
6%
evaluation
4%
farm
7%
labor
26%
machinery
9%
manure
54%
manure management system
100%
new technology
8%
nitrogen
5%
nutrient
6%
pig
9%
regulation
6%
slurry
8%
transportation system
11%
Medicine & Life Sciences
Ammonia
10%
Animals
9%
Costs and Cost Analysis
11%
Denmark
10%
Farms
21%
Formal Social Control
9%
Manure
91%
Nitrogen
9%
Nutrients
8%
Swine
7%
Technology
37%
Umbilicus
20%
Engineering & Materials Science
Ammonia
10%
Animals
18%
Costs
7%
Dairies
13%
Farms
18%
Machinery
9%
Manures
79%
Nitrogen
8%
Nutrients
11%
Personnel
21%