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机译:Decoupling facilitative effects in a temperate subhumid grassland: photosynthetic metabolism matters
C-3 grasses; C-4 grasses; grazing protection; facilitation; photosynthetic metabolism; plant-plant interactions; shrubs; subhumid grasslands; STRESS-GRADIENT HYPOTHESIS; C-4 PHOTOSYNTHESIS; PLANT INTERACTIONS; SPECIES RICHNESS; POSITIVE INTERACTIONS; NURSE PLANTS; COMMUNITY; COMPETITION; INCREASE; GRASSES;