有机肥对烟叶品质的影响

EFFECT OF ORGANIC MAUNRE ON QUALITY OF TOBACCO

在等养分条件下,施用有机肥烟叶并配以化学N、P、K肥的上等烟比例比化肥增加4.2—9.8%,并使烟叶中糖分提高,烟碱和总氮相对降低,从而使糖碱比协调。有机无机肥配合施用改善烟叶品质的作用机制包括:一、平衡供应养分;二、供氮过程及NH_4-N/NO_3-N比例与烟草生长协调;三、对内源激素组成和平衡产生良好影响。

Comparison between the effect of organic manure and chemical fertilizer with the same nutrient amounts showed that, the ratio of excellent tobacco leaves to total leaves with organic manure was increased 4.2—9.8%, and the percentage of Sugar in leaves was related increased also,while the nicotine and totoe-N contents were related decreased than that with chemical fertilizer.