Question

what do you mean by the crop production and crop management

Answer 1

WHEN CROP COMPLETE THERE CYCLE OF GROWING AND READY FOR MARKETING IS KNOWN AS CROP PRODUCTION.

AND CROP MANAGEMENT MEANS CARE TAKEN OF CROP FOR ITS BETTER CONDITIONS.

HOPE IT HELPS YOU.

Answer 2

crop production is the production of crops in the field 
crop managment is managing the crops to prevent it from getting rot or destroyed and also conserving it in silos for the next season