Keyphrases
Bark Beetle
25%
Beneficial Effects
25%
Carbon Isotopes
25%
Carbon-nitrogen
25%
Euro-American
25%
Foliar Nitrogen Concentration
25%
Folivores
25%
Gas Exchange Characteristics
25%
Insect Resistance
75%
Law
25%
Leaf Gas Exchange
25%
Leaf Insects
25%
Leaf Nitrogen Concentration
25%
Leaf Physiology
25%
Leaf Toughness
25%
Low Nitrogen
25%
Natural Areas
100%
Nitrogen Availability
25%
Northern Arizona
25%
Photosynthesis
25%
Physiological Resistance
25%
Pinus Ponderosa
25%
Ponderosa pine
100%
Pre-settlement
50%
Predawn Water Potential
25%
Resin
25%
Resistance Characteristics
75%
Resistance to Insects
25%
Restoration Treatments
100%
Stand Structure
25%
Thinning Treatment
50%
Year Effect
25%
Agricultural and Biological Sciences
Americans
33%
Bark Beetle
33%
Folivore
33%
Gas Exchange
33%
Photosystem
33%
Pinus
100%
Pinus ponderosa
33%
Stand Structure
33%