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1、 环境把水蛭养活不难,要养出好效益不易。水蛭原本生活在自然环境之中,养殖时,若人工环境不适合,生长必将受阻。缸养、小水池养殖,很难形成效益。
1, the environment is not difficult to feed leeches, it is not easy to raise good benefits. Leech was originally living in the natural environment, farming, if the artificial environment is not suitable for growth will be blocked. Aquaculture, small ponds farming, it is difficult to form a benefit.