1 / 9

Class 9th science improvement in crop yield

Class 9th science improvement in crop yield

Kanchan11
Download Presentation

Class 9th science improvement in crop yield

An Image/Link below is provided (as is) to download presentation Download Policy: Content on the Website is provided to you AS IS for your information and personal use and may not be sold / licensed / shared on other websites without getting consent from its author. Content is provided to you AS IS for your information and personal use only. Download presentation by click this link. While downloading, if for some reason you are not able to download a presentation, the publisher may have deleted the file from their server. During download, if you can't get a presentation, the file might be deleted by the publisher.

E N D

Presentation Transcript

  1. Name: kanchan sharma Class:9th Subject: science Topic: Improvement in Crop Yield

  2. What is Crop Yield? In agriculture, crop yield is the measurement of the quantity of farm or crop produced per unit of area of land. It is usually expressed in kilograms per hectare.

  3. Crop Production Various types of crops are grown in a larger area for various types of resources. The various types of crops and their usages are mentioned in the table in next page :

  4. Improvement in Crop Yields The Major groups of activities for improving crop yields can be classified as :- ? •Crop Variety Improvement •Crop Production Improvement •Crop Production Management

  5. Crop Variety Improvement Crop Variety Improvement • Hybridization: 1. Crossing between genetically dissimilar plants. 2. It may be : -Inter-varietal -Inter-Specific -Inter-Generic

  6. Crop Production Improvement • Nutrient Management •Nutrients are supplied to plants by air,water and soil

  7. Crop Production Management •Nutrientmanagement-sources of essential plant nutrients, classification of nutrients, mode of intake of nutrients by plants, Manure and fertilizers. •Irrigation-need of irrigation, factors controlling irrigation and irrigation systems. •Cropping pattern – mixed cropping, intercropping, crop rotation

More Related