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Monday 19 September 2011

Manure is an excellent fertilizer


Manure as a fertilizer:
Manure is an excellent fertilizer containing nitrogen, phosphorus, potassium and other nutrients. It also adds organic matter to the soil which may improve soil structure, aeration, soil moisture-holding capacity, and water infiltration.

Nutrient content of manure varies depending on source moisture content storage, and handling




methods.Nitrogen content in manure varies with the type of animal and feed ration,amount of litter,bedding or soil included,and amount of urine concentrated with the manure.

The use manure helps to maintain the organic matter content of the soil which can improve soil structure and water infiltration. However,manure is quickly decomposed under warm,moist soil conditions.

Chemical fertilizer or Organic fertilizer:

A chemical fertilizer is defined as any inorganic material of wholly or partially synthetic origin that is added to the soil to sustain plant growth.Many chemical fertilizer contain acids.such as sulfuric acid and hydrochloric acid,which tend to increase the acidity of the soil,reduce the soil's beneficial organism population and interfere with plant growth.

Organic Matter
Generally healthy soil contains enough nitrogen-fixing bacteria to fix sufficient atmospheric nitrogen to supply the needs of growing plants.However,continued use chemical fertilizer may destroy these nitrogen-fixing bacteria.

Organic fertilizer such as manure adds nutrients to soil.increase soil organic matter,improves soil strUre and tilth,improve water holiding capacity,reduces soil crusting problems,reduces erosion from wind and water ,improves water holding capacity and improve buffering capacity against fluctuations in pH levels.

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