Soybean residue fermentation as fertilizer can be placed in the bottle fermented into liquid fertilizer to use, mainly soybean residue boiled with water and poured into the container, sealed and fermented for 3 months, and so that there is no smell can be used, or coffee grounds and soybean residue mixed at a ratio of 1:1, and after sealing 3 months to let it fermentation.

When rapeseed oil residue is made into fertilizer and used, it is important to note that the oil residue should not be allowed to come into contact with the crop to prevent burning of seedlings, and to make sure that there is a certain distance when it is used.

Bean dregs fermentation to make fertilizer can be mixed into the soil fermentation of bean dregs, bean dregs and soil mix, a layer of bean dregs layer of soil in turn added to the container, after sealing to let it fermentation, generally about 3 months can be used.

Put the dregs in a bottle to ferment into liquid fertilizer to use, the dregs with water to boil, poured into the container, sealed and fermented for 3 months, there is no smell can be used, in the use of liquid fertilizer can be fertilizer diluted by 20 portions of water to apply.

Pean dregs and coffee residue mixed fermentation, coffee residue and bean dregs mixed at a ratio of 1:1, and then sealed for 3 months to let it fermentation can be, this method in the bean dregs of fermentation does not produce odor. The oil dregs will be broken up, prepare livestock and other manure and fermentation agent, dig 2 rectangular pits in the open space, about one meter deep.

First, pour some oil residue into it, pour in the right amount of poultry manure, add a small amount of leavening agent, and then pour some oil and poultry manure and leavening agent, and then pour in some straw or wheat stalks, and finally pour in the right amount of water can be.

Fermentation 3 days after the need to turn the air, the specific operation is to shovel the oil residue in the pit to another pit, and then in the cover layer of straw can be.

Fertilizer can be used in a certain proportion of water, such as the rest of the rapeseed oil residue crushed, and mixed with water, and then stirred into a paste and loaded into the container, and then finally take out the solution of the rotting good to the water can be used.