OPL- I Irrigation (2011-07-01)

The Second Edition of this best-selling academic guide to irrigation design has been completely rewritten so you can understand it easily. Created for the irrigation designer and installer, as well as students, Simplified Irrigation Design clearly explains irrigation design and related hydraulics, without the need for interpretation by teachers. Each chapter builds on the other, presenting all the fundamentals of irrigation design before getting into the more complicated aspects of irrigation, such as:* basic hydraulics* pipe sizing* friction loss calculations* determining water pressure.Photos and illustrations show exactly how every concept and piece of equipment works. In addition, you'll learn how to estimate costs and write specifications. Pipe sizes are described according to ASTM to help you fully understand the limits of irrigation pipe use. The expanded Second Edition of this popular guide to landscape irrigation includes all the latest equipment and techniques. Just a few of the new features include:* Methods of conserving water to help you anticipate your clients' environmental concerns* Computerized methods for managing labor and irrigation systems that will help you save money on labor and water costs* Metric values for every Imperial (U.S.) measurement, enabling you to meet federal metric guidelines and better communicate with an international audience.Another bonus: the author has combed the minds of irrigation designers, contractors, and equipment manufacturers to help you avoid costly mistakes that even veterans make. Whether you're just learning or brushing up on the latest technology, you'll want to read the Second Edition of Simplified Irrigation Design from cover to cover.

As surely as gardens change with the seasons, gardening is ever changing. New plants, techniques, materials, and lifestyles are constantly broadening the choices you have and reshaping the way you garden in the West. In response to this natural evolution, the editors of Sunset-the West's most trusted source of gardening information for more than 80 years-have completely redesigned and updated The Western Garden Book in this new 2012 Ninth Edition. Following the best-selling success of the previous editions of The Western Garden Book, this edition includes a fresh new look, thousands of color photographs, fresh illustrations, and an easy-to-follow format. Written by experts for gardeners in the West, this book is an indispensable reference for beginning and expert gardeners alike.The New Western Garden Book features include:A photo gallery shows the West's most innovative gardens, from all-edibles front yards to stylish water-wise and fire-wise gardens to living walls and green roofs-all with ideas you can use.Climate Zone Maps and growing-season graphs for all regions of the West including Alaska and Hawaii.A new "Plant Finder" section helps you choose plants for their garden's problem areas or for special effects."A to Z Plant Encyclopedia" lists some 8,000 plants that thrive in the West, including more than 500 new ones. Gorgeous color photographs illustrate all plant entries-for the first time ever in The Western Garden Book."Gardening From Start to Finish" is a new visual guide that leads readers through all steps of making a garden, from soil prep through planting, growing and care, with special sections on natives, veggies, grasses and more.