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22
Jul

Surface Storage Structures

Surface storage structures include Bag storage storage, Bulk storage, Kothi or Mud Pots and Kuthla.

 Bag storage : Farm products are stored after placing them in gunny bags made of jute. Storage in bags has following advantages each bag contains a definite quantity which can be bought, sold or despatched without difficulty; bags are easier to load or unload. The bags which are identified as infested on inspection can be removed and treated easily; and the proble

22
Jul

Underground Storage Structures

1. Underground storage structures are dug-out structures similar to a well with sides plastered with cow dung. They may also be lined with stones or sand and cement. 2. They may be circular or rectangular in shape. The capacity varies with the size of the structure. These structures are known by difference local names in various regions. 3. The advantages of underground storage structures are Food grains in an underground storage structure are free from the seasonal variations in tempera
22
Jul

Specific Storage Stractures used in Karnataka

1. Storage structures of farm products are of two basic types, depending on whether they are stored underground or Above the ground.

2. There is no intrinsic difference between these two provided that basic requirements of safe storage are met.

22
Jul

Coastal Alluvium Soils

1. Coastal alluvium soils occur on gently sloping to nearly level plains as a narrow strip along the western coast in the districts of Uttara Kannada, Udupi and Mangalore.

2. They are deposited soils consisting of washed down materials from the western ghats and by the action of the Arabian sea.

3. These are deep to very deep, light grey, pale yellow or brown, sand loamy sand to sandy loam on the surface, with loamy sand, gravelly sandy loam to clay loam in the subsurface horiz

22
Jul

Laterite Soils

1. Laterite soils mainly occur on gently undulating, rolling, plain to hilly topography of peninsular gneiss and Dharwad schist regions, occupying areas as a long strip along with western coast in the coastal high rainfall and transitional region comprising major parts of the districts of Uttara Kannada, Udupi, Mangalore, Kodagu and Western parts of Hassan, Chikkamagalur, Shimoga, Dharwad and Belgaum districts; also found in parts of Bangalore, Kolar, Bidar and Gulbarga districts.

2. Th

22
Jul

Soils of Valley Plains

1. Soils of valley plains are deposited soils occurring on very gently slope to nearly level of flat valley bottom areas.

2. These are very deep, very dark grey brown, brown to dark reddish brown, sandy loam to clay on the surface and usually clay in the sub-surface horizon.

3. They are neutral to weakly alkaline, usually non-calcareous, and have low to medium CEC and base saturation. The water holding capacity is generally high.

4. The soils are moderately well drained to p

22
Jul

Soils of Undulating Mid Slopes

1. Undulating mid soils occur on sleepy to gently sloping undulating to hilly landscape. The soils are very deep, dark brown to dark red, sandy loam to clay loam on the surface and loam to clay loam and at places gravelly sandy clay in the sub-surface horizon, with distinct argillic (clay rich) horizon. 2. These are neutral to weakly acidic in reaction, low in CEC, base saturation and medium to high in water holding capacity. 3. These soils are classified under the orders Alfisols and Ul
22
Jul

Soils of Undulating Mid Slopes

1. Undulating mid soils occur on sleepy to gently sloping undulating to hilly landscape. The soils are very deep, dark brown to dark red, sandy loam to clay loam on the surface and loam to clay loam and at places gravelly sandy clay in the sub-surface horizon, with distinct argillic (clay rich) horizon. 2. These are neutral to weakly acidic in reaction, low in CEC, base saturation and medium to high in water holding capacity. 3. These soils are classified under the orders Alfisols and Ul
22
Jul

Soils of Upper Slopes

1. Upper slope soils are usually situated on convex ridges and steep side slopes. The soils are shallow to moderately deep, light grey, yellowish red and strong brown gravelly sandy loam to sandy loam soils. 2. They are normal to weakly acidic in reaction and low in CEC, base saturation and water holding capacity. These soils are classified under the orders Entisols and inceptisols with sub-orders Orthents and Ochrepts. 3. The soils have low fertility status with shallow rooting depth an
22
Jul

Red Loamy Soils in Karnataka

1. Red loamy soils occur on hilly to undulating landscape on granites, granitic gneisses and Dharwad schists, occupying areas as a long strip along the western ghats in the transitional zone comprising western parts of Belgaum, Uttara Kannada, Shimoga, Chitradurga, Udupi, Mangalore, Hassan and Kodagu districts and parts of Chitradurga, Tumkur, Kolar and Bangalore districts.

2. The soils of this region can further be sub-divided into the following three groups occurring on distinct physi

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