Increasing productivity is necessarily a multi- disciplinary team work where plant physiologists, plant geneticist, agronomist, entomologist and plant pathologist must work together. A glimpse of team work was given in the perspectives of the fertilizers, pesticides and environmental constraints. The lone conventional plant breeder did not accomplish anything during the past 88 years and it is about time that team-work approach needs to be adopted. Specific constraints including and crop specific constraints on productivity should effectively be overcome with the help of diagnostic centres in Pakistan.