| 摘要 |
FIELD: organic chemistry, agriculture. SUBSTANCE: invention describes 3,1-benzoxazino[1,2-c] [1,3] benz- oxazines of the general formula (I) eliciting property to activate germination of wheat seeds where I.1: R, R1 mean H; I.2: R means H, R1 means CH3; I.3: R means H, R1 means iso-C4H9; I.4: R means NO2, R1 means H; I.5: R means NO2, R1 means CH3. Proposed compounds provide elevation of germination energy, length and dry mass of seedlings and seed roots of winter wheat. EFFECT: valuable agriculture properties of compounds. 2 cl, 1 tbl, 3 ex |
