| 摘要 |
The liq manure is made by fermentation of dung from borine cattle, horses, poultry of mixts. of these, in presence of cereal or leguminous straw to compensate for loss of nitrogen, and an accelerator such as urea, in a medium controlled at pH 7.5, with a high moisture content. The fermented mass is placed in contact with a population of red Californian earth-worms of Eisenia foetida strain. - The mass resulting from digestion is dissolved in water with addn of fertilisers eg. mono- and di-ammonium phosphates, urea and KCl.
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