Determinants of Higher Wheat Productivity in Irrigated Pakistan‪.‬

I. INTRODUCTION While agriculture plays a vital role in overall performance of the economy of Pakistan, its crop sub-sector contributes the major portion to total value added in the sector. Wheat constitutes the most important crop that contributed 12.1 percent towards value added in agriculture and accounted for 37.18 percent of the total cropped area in the country during 1999-2000 [Pakistan (2001)]. The performance of wheat crop affects the overall growth rate, import bill, and nutritional standard of our people especially, the urban poor. It occupies a pivotal position for attaining national food-security goals.