Keyphrases
Nitrogen Addition
100%
Trace Elements
100%
Water Effect
100%
Nitrogen Effect
100%
Grassland Species
100%
Elemental Stoichiometry
100%
Water Addition
100%
N Addition
80%
Semi-natural Grassland
60%
N Deposition
60%
Foliar
60%
Cu Concentration
40%
Forbs
40%
Chemical Concentration
40%
Fe Concentration
40%
Manganese Concentration
40%
Manganese
40%
Grass Species
20%
Zinc Concentration
20%
Soil pH
20%
Fe Deficiency
20%
Change Factor
20%
Environmental Change
20%
Uptake by Plants
20%
Trace Concentration
20%
Soil Cations
20%
Inner Mongolia
20%
Soil Acidification
20%
Copper-zinc
20%
Atmospheric Nitrogen Deposition
20%
Concentration of Measure
20%
Growth Substrate
20%
Available Fe
20%
Foliage
20%
Herbaceous Species
20%
Grass
20%
Ecosystem Function
20%
Manipulative Experiment
20%
Bioavailable Cu
20%
Cation Exchange Capacity
20%
Earth and Planetary Sciences
Grassland
100%
Stoichiometry
100%
Trace Element
100%
Chemical Element
42%
Iron
14%
Ecosystem Function
14%
Bioaccumulation
14%
Ion Exchange
14%
Atmospherics
14%
Environmental Change
14%
Soil Acidification
14%
Mongolia
14%
Agricultural and Biological Sciences
Grassland
100%
Forb
50%
Bioavailability
50%
Poaceae
25%
Soil Acidification
25%
Cation Exchange Capacity
25%