Practice Test 7
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Almost 95% of Indian soils are low or medium in

Apatite is a group of minerals which mainly contains

Central Soil Salinity Research Institute is located at

The soil is.well flocculated, if it has more of

Soil fertility is reduced due to

A soil, which has pH varies between 7.5 to 8.5 and ESP less than 15 and total soluble salt content is more than 0.11, the soil is called

  • Solution

    Saline Alkali Soil Soil having the following properties are present in the soil is called saline alkali soil.

    => Exchangeable Sodium Percentage (ESP)is more than 15.

    => Soil pH varies usually above 8.5.

    => Electrical conductivity is more than 4 m mhos/cm.

    => Generally, soluable salts content is more than 0.1 %.

A soil which has pH more than 8.5 and ESP. more than 15 and ESP is greater than 4 m mhos/cm, the soil is called

  • Solution

    Saline Alkali Soil Soil having the following properties are present in the soil is called saline alkali soil.

    => Exchangeable Sodium Percentage (ESP)is more than 15.

    => Soil pH varies usually above 8.5.

    => Electrical conductivity is more than 4 m mhos/cm.

    => Generally, soluable salts content is more than 0.1 %.

A soil which has pH ranges from 8.5 to 10 and ESP is greater than 15 and EC less than 4m mhos/cm, the soil is called

  • Solution

    Saline Alkali Soil Soil having the following properties are present in the soil is called saline alkali soil.

    => Exchangeable Sodium Percentage (ESP)is more than 15.

    => Soil pH varies usually above 8.5.

    => Electrical conductivity is more than 4 m mhos/cm.

    => Generally, soluable salts content is more than 0.1 %.

SAR of the normal soil is

The particle size of slit soil is

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Soil & Soil Fertility
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