Earth & Environmental Sciences
near infrared
92%
reflectance
85%
spectroscopy
83%
Eastern Europe
83%
in situ
75%
soil resource
60%
soil
52%
parameter
42%
mineral
41%
soil mineralogy
36%
environmental modeling
32%
precision agriculture
32%
laboratory method
30%
soil map
29%
resource assessment
29%
soil quality
26%
laboratory
26%
physicochemical property
25%
land management
24%
data quality
24%
in situ measurement
23%
library
23%
soil type
23%
soil surface
21%
developing world
21%
soil moisture
20%
soil water
19%
water resource
18%
moisture
18%
land use
16%
clay
16%
decision
15%
prediction
12%
effect
5%
Agriculture & Biology
reflectance spectroscopy
100%
Eastern European region
63%
soil
62%
soil resources
46%
sampling
44%
Bulgaria
40%
Romania
40%
mineral content
34%
soil mineralogy
32%
soil water
29%
soil map
28%
spectroradiometers
25%
soil minerals
22%
data quality
22%
land management
22%
precision agriculture
21%
laboratory techniques
20%
water resources
20%
funding
19%
soil types
17%
land use
17%
developing countries
17%
clay
16%
soil quality
16%
physicochemical properties
13%
minerals
13%
prediction
12%