JSC Latvia's Sttae Forests agreement No. 5.5-5.1/0008/120/09/1
The aim of the study is to evaluate the effectiveness of protection measures (unprotected seedlings, seedlings treated with the insecticide ACTARA, seedlings protected with sand, glue mixture and seedlings protected with cardboard protective frames). To evaluate the effect of protection agents on seedling growth and to compare the costs of setting up young trees.
