1. OIL CAKE:
AS A COMPONENT OF INM
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2. OIL CAKE
Oil cakes are the by-products of oil seeds crops. Oil cakes are the important and quick acting organic nitrogenous manure. It also contain small amount of phosphorous and potassium.
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3. Types of oil cakes Edible oil cakes 2. Non-edible cakes End Previous
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4. 1. Edible oil cakes
This type of oil cake is used for feeding of cattles along with other meals in different ratio.
Some commonly used oil cakes are : mustard oil cakes, groundnut cake, sesame or till cake, linseed cake, coconut cake, etc.
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5. Non edible cakes
This type of oil cake is not suitable for feeding to cattle and mainly used for manuring purpose ,
Some commonly used non edible oil cakes are castor cake, need cake, etc.
These are a good source of nitrogenous manure. The amount of nitrogen varies with the type of oil cake. It ranges from 2.5 per cent in manual cake to 7.9 per cent in decorticate safflower cake.
In addition to nitrogen, all oil cakes contain small quantities of phosphoric acid (0.8 to 2.9 per cent) and potash (1.1 to 2.2 per cent).
Their nitrogen becomes quickly available in about a week or ten days after application to crops.
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6. Composition of oil cakes
Dry matter
Crude protein
Crude fiber
Ash Ca P
Cottonseed cake
94.3
40.3
15.7
6.8
0.31
0.11
Groundnut oil
92.6
49.5
5.3
4.5
0.74
Mustard oil cake
89.8
38.5
3.5
9.9
0.05
1.11
Olive oil cake
85.2
6.3
40.0
4.2 -
Palm kernel cake
90.8
18.6 37
0.85
Sesame oil cake
83.2
35.6
7.6
11.8
2.45
Soy bean cake
84.8
47.5
5.1
6.4
0.13
0.69
Sunflower oil cake 91
34.1
13.2
6.6
0.30
1.30
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7. Application of oil cake
Production of compost
Production of pesticides
As a feeding material for animals
Production of Pleurotus sajor-caju
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8. Possible biotechnological applications of oil cake
Production of enzyme
Production of antibiotics
Production of biochemical's (e.g. sesaminol glusides, sesaminol tri glycoside etc)
Preparation of protein hydro late
As growth supplement for microbes
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