Question

discuss any three way in Which crop yield can be increased

Answer 1

1. by multiple cropping 2. better irrigation facilities 3. using new methods of farming

Answer 2

Answer:

Three basic scientific approaches for increasing the yield of a crop are:  

Crop production management: It includes proper irrigation and nutrient management. It can be done by adding manure and fertilizers. Nutrient management can also be done by crop rotation, inter-cropping and     mixed-cropping.

Crop protection management: Plants need protection from weeds, insects, pests and pathogens. It can be done through mechanical methods, biological methods, chemical methods or cultural methods.  

Crop variety management: Crop variety can be improved by hybridization or by transgenic measures. It can be done by obtaining desired plant characteristics.

Hope it helps!  

(Brainliest)