Organic fertilizers include:
Slurry
diluted with water, a fermented mixture of solid and liquid livestock excrements (adding water reduces nitrogen losses, because ammonia oxidation is slower in dilute solutions). G. it is a source of potassium and nitrogen, can be used for all plants during their growing season, should be 3…4-fold diluted. G. cover with soil as soon as possible after spilling, to prevent the oxidation of ammonia.
Compost
the mixture formed as a result of the decomposition of various materials of organic origin, such as: weeds, tomato haulm, bean and cucumber, straw, leaves, kitchen waste, fine branches, charcoal, grass, faeces and manure of small fur animals. Valuable additions to k. are: peat, cow and horse manure, slurry.
Green fertilizers
plants mostly grown as a crop after harvesting early vegetables and dug up in the fall. They protect the nutrients from being washed away, enrich the soil with nitrogen, they increase the permeability and water capacity of the soil. Such plants are: bobik, lupine, vetch, the field (field peas), oat, rye, barley, facelia, mustard (grown alone or as mixtures).
Manure
fermented livestock excrements with bedding. O. it is the greatest source of caries, has a deacidifying effect, contains a lot of micronutrients. The most valuable is Fr.. equine and cattle, slightly less. sheep, pig, bird droppings,