Cotton Supplies

Fears over phosphorus supplies

" By 2030 demand for food will increase by 30 per cent and for water by 30 per cent, " said Guthrie. The report says that many countries were now using water unsustainably, by turning to desalination, which demands large amounts of energy, and by drawing on 'fossil' groundwater laid down millions of years ago. Libya, Algeria, and Saudi Arabia are taking vast quantities of fossil water from deep...

Supplies Overnight : Distribution

Executive Summary Daisytek International, Inc., is the largest wholesale distributor of non-paper consumable computer supplies and accessories in North America. This article focuses on the evolution of Daisytek’s distribution operations from a decentralized, ground-based system to a centralized, air-based system that features a strategic alliance with FedEx. Daisytek’s distribution strategy has...

Introduction to Power Supplies

Virtually every piece of electronic equipment, e.g., computers and their peripherals, calculators, TV and hi-fi equipment, and instruments, is powered from a DC power source, be it a battery or a DC power supply. Most of this equipment requires not only DC voltage but voltage that is also well filtered and regulated. Since power supplies are so widely used in electronic equipment, these devices...

Sustaining herbal supplies : China

Introduction to Power Supplies

Virtually every piece of electronic equipment, e.g., computers and their peripherals, calculators, TV and hi-fi equipment, and instruments, is powered from a DC power source, be it a battery or a DC power supply. Most of this equipment requires not only DC voltage but voltage that is also well filtered and regulated. Since power supplies are so widely used in electronic equipment, these devices...