الفهرس | Only 14 pages are availabe for public view |
Abstract This work is carried out to study the effect of different concentrations of Ga3 and ALAR on the growth, Flowering and seed production of antirrhinum majus l, and delphinium belladonna hort, as winter annuals and zinnie elegana, jacq, and tagetes erecta l, as summer annuals. The experiment is carried out during two successive seasons of 1980 / 81 and 1981 / 82 at the experimental farm of the agriculture, Ain Shams University , Shoubra El Kheima . The plants are sprayed with 00, 100, 100 and 400 ppm ga3 and 00, 250 , 500 , 1000 and 2000 ppm ALAR. The plants are sprayed twice, the first one after 4 weeks from planting for the winter annuals and after 3 weeks from planting for the summer annuals. The second spray is after one month from the first one. |