植壮素对烟草花叶病的防效及其增产效应

CONTROL EFFECT OF ZHIZHUANGSU ON TOBACCO MOSAIC AND YIELD-INCREASING EFFECT ON TOBACCO

用多功能植物杀菌防病促长剂植壮素进行防治烟草花叶病的试验，结果表明：植壮素对烟草花叶病有较好的防治效果，防效率为１９．１％～５１．３％；烟草植株高度、单株叶片数和叶片鲜重分别增加 ７．９％～３６．９％，１３．７％～３７．８％和 １４．３％～３５．７％，烟草增产 ６．４％～２４．３％，烟叶品质提高，每公亩增加收入３２２．０～１２３７.３元．

Control experiment of zhizhuangsu on tobacco mosaic is conducted. The results indicate that zhizhuangsu has good control effect on tobacco mosaic, the control effect is 19. 1 % - 51. 3%. The height of tobacco plant, leaves and weight of leaves increase respectively 7. 9%- 36. 9%, 13. 7% -37. 8% and 14. 3% -35. 7 %. Tobacco yield increases 6. 4%-24. 3% and the income increases 322. 0 - 1 237. 3 yuan/a.