Each species should have one weight that is multiplied with the probability of being harvested when thinning is applied
data_thinning_weightsA data frame with 36 rows and 6 variables:
species name as used in data_NFI
thinning weight applied in step 1
thinning weight applied in step 2
thinning weight applied in step 3
thinning weight applied in step 4
thinning weight applied in step 5 and all subsequent steps