Agriculture & Biology
soil respiration
100%
agroecosystems
87%
Finland
82%
soil types
80%
carbon dioxide
44%
soil temperature
33%
soil water content
32%
peat soils
22%
clay soils
18%
summer
10%
statistical models
9%
agricultural soils
9%
temperate zones
8%
field crops
8%
sandy soils
8%
soil
8%
tillage
7%
sand
6%
gases
6%
environmental factors
5%
methodology
2%
Earth & Environmental Sciences
agricultural ecosystem
94%
soil respiration
91%
soil type
75%
soil temperature
32%
soil water
26%
water content
25%
peat soil
20%
clay soil
17%
temperate climate
9%
summer
9%
agricultural soil
8%
sandy soil
8%
rate
7%
soil
6%
environmental factor
6%
crop
5%
sand
4%
world
4%
calculation
4%
gas
4%
method
1%