1) Barley is a grain that originated in Asia or Ethiopia and is cultivated in Pakistan, where it is grown on about 227,000 hectares annually producing around 158,000 tons.
2) Barley grows best in temperate regions with optimum temperatures between 15-20°C and requires clay loam soils and marginal or less fertile lands.
3) The document outlines best practices for barley production in Pakistan, including land preparation, seed rates, irrigation, fertilizer use, weed control, and harvesting. Popular barley varieties suited for different regions are also listed.