Earth & Environmental Sciences
NDVI
71%
South America
71%
ecosystem
45%
distribution
27%
primary production
10%
summer
9%
crop
7%
land classification
7%
deciduous tree
7%
farming system
5%
AVHRR
5%
seasonality
5%
satellite data
4%
canopy
4%
land cover
4%
radiation
3%
remote sensing
3%
methodology
3%
land
3%
Agriculture & Biology
normalized difference vegetation index
100%
ecosystems
57%
primary productivity
12%
remote sensing
12%
summer
10%
land classification
9%
advanced very high resolution radiometer
9%
land cover
7%
Uruguay
6%
photosynthetically active radiation
6%
rangelands
6%
crops
5%
Chile
5%
Argentina
4%
canopy
4%
dates (fruit)
4%
Brazil
3%
methodology
1%
Chemical Compounds
Ecosystem
91%
Heterogeneity
35%