Study on organic waste types and agricultural material appropriate to expand the varieties of earthworm species, mineral eye snot sankampaeng Preionyx sp.1, and quantity of fertilizers earthworm.
The study of organic waste and agricultural waste that is suitable to the species of earthworm species. San Preionyx sp.1 eyes and fertilizer mineral soil.
The study type organic waste and agricultural waste materials suitable for propagation of filling soil mineral species. The muck month Preionyx coupler. And the amount of fertilizer sp.1 earthworm