Compare the use of manure and fertilizers to maintain soil fertility

yes...

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Manures contains many organic substances of biological origin which can be easily degraded and absorbed by plants.Its helps in recycling of biological waste they increase soil fertility of the soil for long duration without causing any harm.The chemical fertilizers on other hand,improve soil fertility for short duration but cause environmental hazards.Continose use of fertilizers in particular area causes destruction of the soil fertility.

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Sr No

Characteristics

Manures

Fertilizer

1

Origin

Plant or animal origin

Chemical synthesized or manufactured

2

Material present

Organic and inorganic in nature

Inorganic in nature

3

Type

Natural product

man-made product

4

nutrients

small quantity of nutrients

Nutrient Specific

5

Humus

Humus is Present

Humus is absent

6

Nutrient availability

slowly available

May or may not be readily  available 

7

Nutrients

Supply all the primary nutrients including Micronutrient

Supply specific type of nutrients one, two or three. micro nutrients may or may not be present

8

Effect on Soil Health

Improves physical condition of soil

Do not improve the physical condition of soil

9

Effect on plant growth

No bad effect when applied in large quantities.

Adverse effect on plant whenever there is deficiency or excessive application

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 Manures contains many organic substances of biological origin which can be easily degraded and absorbed by plants.Its helps in recycling of biological waste they increase soil fertility of the soil for long duration without causing any harm.The chemical fertilizers on other hand,improve soil fertility for short duration but cause environmental hazards.Continose use of fertilizers in particular area causes destruction of the soil fertility.

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Manures increase soil fertility by enriching the soil with organic matter and nutrients as it is prepared by thedecomposition of animal excreta and plant wastes. while fertilizers are inorganic compounds whose excessive use is harmful to the symbiotic micro-organisms living in soil.   So they are preferred only for short period of time.
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yeah thank you
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Ghanta
  • 0
Kayko answer su mujhe kuch milega nai na
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