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How multiple cropping system is beneficial?




  • Multiple cropping:

    It is defined as “growing of two or more than two crops in the same field in the same time in a year”.

    Multiple cropping systems is not a new technique, it is practicing in:

    • Egypt 300B.C.
    • Maya Indians in central America
    • Incas in south America

    Advantages:

    Multiple cropping systems are not only beneficial for soil, but it is also beneficial for farmer as well as for the country.

    • It is a better source of soil utilization
    • It improves yield
    • Increase yield per unit of land
    • Increase the crop production
    • Export increase
    • Foreign exchange increase
    • Costs of input decrease as compared to individual crop growing cost
    • Reduce pest and disease attack
    • Different type of products can be produce at a time
    • It helps to produce a balance diet for a family
    • It helps to maintain the soil fertility
    • It helps to control weeds

    Disadvantages:

    Multiple cropping systems also have some disadvantages like:

    • The survival of pests become easy
    • Pests can easily shift from one crop to another crop
    • Problem of weed management
    • Implementation of new technology is difficult etc.

    Types of multiple cropping:

    There are many types of multiple cropping system:

    • Intercropping
    • Mixed cropping
    • Relay cropping
    • Sequential cropping
    • Ratoon cropping etc.

    Intercropping:

    “Growing of two or more crops in the same field in a year, when one (major) crop is planted on rows first and other (minor) crop is planted between the rows”.

    For example:

    • Sugarcane + oil seed crop (These crops also known as “companion crops”.)

    Mixed cropping:

    “Growing of those (two or more) crops simultaneously on the same field on the same time, which have same sowing and harvesting time.”

    Relay cropping:

    “Growing of two or more crops on the same field where they enjoy association of each other for a period of time”.

    Conclusion:

    Multiple cropping systems can help to get maximum production and ultimately maximum foreign exchange which is necessary for a developing countries. But for multiple cropping can be done in that are where:

    • Irrigation water is abundantly available
    • Labour is available
    • All input resources are easily available etc.

     

    Written by: Khadija Tehseen Arshad

    University of Agriculture, Faisalabad.

     

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