At zero drought index At zero drought index At zero drought index At maximum drought index At maximum drought index At maximum drought index
Grass Forb N-fixer Grass Forb N-fixer
# (+) interactions 20 14 15 21 12 16
# (-) interactions 19 7 10 23 13 14
mean interaction effect -0.23 -0.08 0.11 -0.23 -0.03 0.2