| 摘要 |
<p>PURPOSE:To obtain a soil improver for lawn grass capable of improving quality of soil by increasing the number of usable microorganisms in soil for lawn grass decreased by using, e.g. actinomyces and consisting essentially of natural raw materials having no danger which exerts adverse influence upon human body and natural circumstance and a method for improving soil of lawn grass using soil improver for lawn grass capable of improving the quality of the soil by increasing the number of usable microorganisms in soil for lawn grass decreased by using, e.g. actinomyces and free from danger which exerts adverse influence upon human body and natural circumstance. CONSTITUTION:(1) A soil improver for lawn grass comprising a chitosan decomposed material and acetic acid as active ingredients, (2) a soil improver for lawn grass comprising a chitosan decomposed material, acetic acid and alfalfa green leaf deprotein supernatant as active ingredients and (3) a method for improving lawn grass soil using the soil improver for lawn grass.</p> |
