CBSE Class 9: Crop Production Management Videos | Fertilisers for Crop Improvement

• what are benefits of bee keeping
• what is weed
• Tabulate the amount of food nutrients (Carbohydrates, proteins, lipids, minerals, vitamins etc) present in 100 grams of the following a) Pomegranate b) Green Sprouts c) Spinach d) Fish e) Yogurt f) Eggs g) Rice
• what are biotic and abiotic factors in crop production?
•    Describe the longevity and composition (i.e., ingredients, vitamins, minerals, etc.) of basic food materials
• differentiate between intercropping and crop rotation
• Differentiate between: River Lift System and River Valley System of Irrigation.
• What precautions should we take while storing the crops? 
• how can nutrient of the soil be replenished
• At the time of cultivation when different plants are grown with crops is there any reproduction between them  

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