Before stocking or putting snail in the pen you constructed, you will pour soil. And the soil has to be treated before pouring into the pen. The basic way to carry out this soil treatment:.

•Get your loamy soil from farm or land cover with green vegetation.

•Get your big pot and make a fire.

•Put your pot on it and pour in the soil, stir around and make sure all parts of the soil are hot, continue turning till satisfied that whatever harmful insects or bacteria in the soil are totally dead.

•Then you bring it down and spread it on a clean mat to let it cool before putting it into the snail pen

•After that you can then put your snail inside the pen.  With this process, you kill all pathogen (an organism causing disease)