| 摘要 |
<p>A carrier having small weight and high water and fertilizer holding properties, and capable of immobilizing a large quantity of plant cultivating culture medium, which can be disposed of simply after it has been used, and which does not give rise to any environmental problems, and also a large quantity of microorganisms, greatly improving the survival rate of microorganisms which have been preserved for a long period of time, and being used as a microorganism immobilizing carrier capable of greatly improving the establishing rate and reproductive rate of microorganisms. The carrier contains polysaccharide and lignin as main components, and has cellular structures in the inner portion thereof.</p> |
