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