Question

List. Any four factor for whicchh crop verity immprovement is donne

Answer 1

There are many factors regarding this . some are below

Crop variety because we can't always plants the same crop several times it spoils the fertility of the soil

I hope this helps please mark my answer as the brainliest answer

Answer 2

•higher yield
•improved quality
•biotic and abiotic resistance
•change in maturity duration