Common organic fertilizers mainly include the following categories, each of which has different sources, characteristics and applicable scenarios:
- Animal organic fertilizer
Human feces and urine:
Source: human excrement.
Features: high nitrogen content, fast fertilizer effect, but attention should be paid to sanitation to avoid the spread of germs.
Applicable scenarios: suitable for various soils and crops, but it needs to be fully decomposed before use.
Livestock feces and urine:
Source: excrement of livestock such as pigs, cattle, sheep, and horses.
Features: contains more nutrients such as nitrogen, phosphorus, and potassium, and the fertilizer effect is long-lasting.
Applicable scenarios: widely used in various crops, and is a common source of organic fertilizer in rural areas.
Poultry manure:
Source: excrement of poultry such as chickens, ducks, and geese.
Features: high nutrient content, especially nitrogen, and fast fertilizer effect.
Applicable scenarios: suitable for various soils and crops, but attention should be paid to the dosage to avoid burning seedlings.
Manure:
Source: livestock manure and various gasket materials are mixed and piled up and fermented.
Features: comprehensive nutrients, long-lasting fertilizer effect, and can improve soil structure.
Applicable scenarios: suitable for various crops, especially those that require a large amount of fertilizer.
Compost:
Source: using crop straw, weeds, fallen leaves, garbage, etc. as the main raw materials, adding human manure, peat, soil, etc. to pile up.
Features: rich in nutrients, long fertilizer effect, can improve soil.
Applicable scenarios: suitable for various soils and crops, it is a commonly used organic fertilizer in agricultural production.
Fertilizer:
Source: in the field, corner of the land or in a special pool, using crop straw, weeds, green manure, peat, garbage and human and animal manure as raw materials, soaking and fermenting with water.
Features: high nutrient content and fast fertilizer effect.
Applicable scenarios: suitable for various crops, especially those that require a large amount of fertilizer.
Cake fertilizer:
Source: The residue left after the seeds of various oil crops are squeezed for oil.
Features: High nutrient content, especially nitrogen, and long-lasting fertilizer effect.
Applicable scenarios: Suitable for various soils and crops, it is a high-quality organic fertilizer.
Silkworm feces:
Source: A mixture of silkworm excrement and leftover mulberry leaves.
Features: High nutrient content and fast fertilizer effect.
Applicable scenarios: Suitable for various crops, especially fruit trees and vegetables.
Fish meal, bone meal:
Source: Processed from fish waste and animal bones.
Features: High nutrient content, especially phosphorus, and long-lasting fertilizer effect.
Applicable scenarios: Suitable for crops with high phosphorus requirements, such as flowers, fruit trees, etc.
- Plant organic fertilizer
Green manure:
Source: Artificially cultivated plants such as Leguminosae, Asteraceae, and Gramineae.
Features: Can fix nitrogen in the air and increase the content of organic matter in the soil.
Applicable scenarios: Applicable to various soils and crops, it is an effective measure to improve soil and fertilize soil.
Straw:
Source: The remaining part of crops after harvest, such as wheat straw, rice straw, corn straw, etc.
Features: Contains a certain amount of nutrients and can be used as organic fertilizer after composting.
Applicable scenarios: Applicable to various soils and crops, but attention should be paid to the composting method to avoid the production of harmful gases.
- Other organic fertilizers
Biogas fertilizer:
Source: The residue after the biogas produced by the fermentation of organic matter under anaerobic conditions in a sealed biogas tank.
Features: High nutrient content, good fertilizer effect, and can improve soil structure.
Applicable scenarios: Applicable to various soils and crops, it is an effective measure for the comprehensive utilization of rural energy and fertilizers.
Mud fertilizer:
Source: Uncontaminated river mud, pond mud, ditch mud, harbor mud, lake mud, etc.
Features: High nutrient content, lasting fertilizer effect, can improve soil.
Applicable scenarios: Applicable to various soils and crops, especially paddy fields and vegetable fields.
Plant ash:
Source: Residues after burning plant materials.
Features: Contains more potassium and other trace elements, and has a fast fertilizer effect.
Applicable scenarios: Applicable to various soils and crops, especially crops that require a large amount of potassium.
