KHAN, MAHMOOD HASAN; SIDDIQUI, AHMAD SAEED - In: The Pakistan Development Review 22 (1982) 2, pp. 149-158
Srnce the crop environment in Pakistan is still greatly influenced by the vagaries of Nature, it is important to separate this effect from the true process of crop growth. Attempts to capture the large random fluctuations from the trend line by using a single variable for weather are not...