This study analyzed the changes in the structure and composition of Pakistan’s manufacturing exports, export competitiveness, trends, challenges and comparative advantage in manufacturing exports sectors of Pakistan at Harmonized coding system HS-2 digit level and at Standard International Trade Classification SITC –rev -3 levels....

Plant based products, essential oils, plant extracts, natural resins and their preparations have a wide range of applications mainly in pharmaceutical industry, in food technology, in aroma industry and in perfume and cosmetic industry....

Motivated by successful application of ordinary derivative in various branches of science, the notion of derivation was introduced in rings and algebras long back. But the study of derivations in rings got impetus soon after Herstein and Posner simultaneously obtained some remarkable results particularly for prime rings in the year 1957....

The use of organic cotton in spinning industry is common these days.Organic cotton is produced without using the agricultural chemicals and fertilizers. its spinning performance is good in industry. Organic cotton has various end used ranging from personal care items to home furnishings and even with garments of all styles an kinds....