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INTRODUCTION OF PLANT BREEDING

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    INTRODUCTION OF PLANT BREEDING  The agricultural food production in India had increased from merely 50.82 million tonnes- in 1950-51 to 252.53 million tonnes in 2015-16. This represents an increase of over 397%during period of 57 years. During this period, there was an increase of 27.87% in the cultivated area, while yield per hectare increased by 255%. As a result, the nation became almost self-sufficient food grains. But the population in India is growing at an alarming rate of around 2.5 per cent Def year. This makes it necessary that the food grain production should also increase at least at effect  same rate or even at a faster rate to improve the nutritional status of masses. The above increase In yield resulted from increased quantum and better management of inputs, such as fertilizers, irrigation water, plant protection and cultural practices, and from improved crop varieties. It is doubtful that the net cropped area can be increased indefinitely, but the...