Sunday, April 11, 2021

SOLUTIONS OF WORKSHEET 1 , CROP PRODUCTION AND MANAGEMENT CHAPTER 1, CLASS 8

 1. Weeds

2. Wild oat

3. Manual method, Chemical method, Biological method

4. Weedicides

5. Hoe

6. Tilling or ploughing

7. Manure and fertilisers

8. Irrigation

9. Wells, tubewells, ponds, lakes, etc.

10. Winnowing

11. Pea, gram

12. March/April

13. Soybean, groundnut

14. June/July

15. NPK, Diammonium phosphate

16. NPK, Diammonium phosphate

17. Agricultural practices are those practices which involve the necessary steps to be taken during production of crops.

18. Some of the crops are first grown in the nurseries and then transferred to the main field. This process is known as transplantation.

19. 

  • It enhances water-holding capacity of soil.
  • It improves soil quality.
  • It promotes the growth of soil friendly microbes.
  • It is renewable, biodegradable and eco-friendly.
20. 
  • Storage: Storage of produce is an important task. If the crop grains are to be kept for longer time, they should be safe from moisture, insects, rats and microorganisms. Before storing, the grains are properly dried in the sun to reduce the moisture in them. This prevents the attack by insect pests, bacteria and fungi. Grains are stored by farmers in jute bags or metallic bins. However, large scale storage of grains is done in silos and granaries to protect them from pests like rats and insects.
  • Harvesting: After maturation of crop, harvesting is an important task. In harvesting, crops are pulled out or cut close to the ground. It usually takes 3 to 4 months for a cereal crop to mature. Harvesting in our country is either done manually by sickle or by machine called harvester.


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