| 摘要 |
FIELD: agriculture. ^ SUBSTANCE: method involves determining pest population by number of grown-up insects on glue traps located on sea buckthorn sample; evaluating yield losses from formula: Y=0.45 x - 0.1496, where Y are yield losses, %; X is number of grown-up sea buckthorn flies found on glue traps, pcs. ^ EFFECT: reduced labor intensity, provision for revealing and using of more stable plant forms in future selection works. ^ 5 tbl |
