【摘要】 污泥堆肥可明显促进某些花卉 (孔雀草、金盏菊和一串红 )生长 ,并能保持长久的后效 ,这一点是化学肥料无法相比的。试验证明 ,使用污泥堆肥后 ,盆栽花卉开花量增多 ,花期提前并延长 ,根 /茎比增高 ,生物量增大 ,是一种营养全面的有机肥料 ,用量以 5 0～ 2 0 0 t/hm2 为佳。更多还原

【Abstract】 Sludge compost can promote greatly the growth of some flowers as scarlet sage (salvia splendens)and French marigold(Tagetes patula),and can preserve the effect longer than chemical fertilizer.The trial shows the flower number increases,the blooming period moves up and prolongs,the biomass and the ratio of root to stem increase.Sludge compost is a kind of organic mature with all-round nutrition,50~200 t/hm2 is the best using capacity.更多还原