Improvement in Food Resources I


Class - 9th Foundation NTSE Subjects

All organism require food. All green plants make their own food and hence are called autotrophs. All those who cannot make their own food and depend on plants are called heterotrophs. Food is the basic source of energy and we are constantly in search of methods to improve food production. In this section Improvement in Food Resources Abiotic factors, Advantages of high-yielding varieties, Application of fertilizers, Benefits of crop rotation, Biotic factors, Crop Diseases, Crop Improvement through Genetic Manipulation, Crop Production, Crop Rotation, Crop Seasons, Deficiency of Nutrients, Disadvantages of fertilizers, Disadvantages of high yielding varieties, Duration of Rotation, Effect of pests and crop diseases, Fumigation etc., have been explained. Watch the videos and master the concepts

 
 


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