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Author: Pedro Ponce Publisher: CRC Press ISBN: 1138026298 Category : Science Languages : en Pages : 382
Book Description
Agricultural production is one of the main keys to the development of healthy societies. It is anticipated that agricultural systems will increasingly have to contend with temperature, humidity and water stress in the near future. This makes the need to increase the efficiency of land and water use ever more urgent. The control and design of greenhouses allows to increase dramatically the quality of crops and extend the cultivation period year-round. A properly designed autonomous greenhouse based on hydroponics can greatly reduce the amounts of nutrients and energy expended in agricultural production. This book deals with different types of greenhouses, materials, structures, advanced control techniques and tendencies that are needed for designing and controlling an advanced greenhouse. The control system is presented as an integral system which covers the explanation of basic and advanced concepts for a real time controller. Also, structural analysis is introduced, whereby mechanical design is regarded as a key factor. The book incorporates simulations and experimental results, and utilizes LabVIEW and ADAMS software. Finally, it provides a perspective on the present state and future of greenhouses globally. Written in a highly accessible manner, this book will prove useful to horticulturalists, agricultural engineers, greenhouse engineers and designers. Its easy-to-absorb contents are also suitable for (under)graduate students and researchers in agricultural and electronic engineering, horticulture, crop cultivation and soft computing.
Author: Daniel Chait Publisher: John Wiley & Sons ISBN: 1119785286 Category : Business & Economics Languages : en Pages : 275
Book Description
Powerful ideas to transform hiring into a massive competitive advantage for your business Talent Makers: How the Best Organizations Win through Structured and Inclusive Hiring is essential reading for every leader who knows that hiring is crucial to their organization and wants to compete for top talent, diversify their organization, and build winning teams. Daniel Chait and Jon Stross, co-founders of Greenhouse Software, Inc, provide readers with a comprehensive and proven framework to improve hiring quickly, substantially, and measurably. Talent Makers will provide a step-by-step plan and actionable advice to help leaders assess their talent practice (or lack thereof) and transform hiring into a measurable competitive advantage. Readers will understand and employ: A proven system and principles for hiring used by the world's best companies Hiring practices that remove bias and result in more diverse teams An assessment of their hiring practice using the Hiring Maturity model Measurement of employee lifetime value in quantifiable terms, and how to increase that value through hiring The Talent Makers methodology is the result of the authors’ experience and the ideas and stories from their community of more than 4,000 organizations. This is the book that CEOs, hiring managers, talent practitioners, and human resources leaders must read to transform their hiring and propel their organization to new heights.
Author: Mike Oehler Publisher: ISBN: 9780960446407 Category : Earth sheltered houses Languages : en Pages : 0
Book Description
The Earth-Sheltered Solar Greenhouse Book is the first to promote the benefits of both passive solar energy and earth sheltering in greenhouse design. This combination results in greenhouses which need no additional heating. The captured sun's energy and that which is stored in the earth is enough for successful year round harvest. It takes you step by step through the construction of an inexpensive greenhouse which may be built with either newly purchased or salvaged building materials for pennies on the dollar. It explains the author's unique Post/Shoring/Polyethylene construction methods and design techniques. The Earth-Sheltered Solar Greenhouse Book has 230 pages with nearly 200 illustrations, photos, diagrams, lists, charts and drawings. It contains all the information you need to free you from the pesticide, herbicide, fungicide, waxed, and E-coli laden, genetically modified and irradiated supermarket produce.
Author: Pedro Ponce Publisher: CRC Press ISBN: 1138026298 Category : Science Languages : en Pages : 382
Book Description
Agricultural production is one of the main keys to the development of healthy societies. It is anticipated that agricultural systems will increasingly have to contend with temperature, humidity and water stress in the near future. This makes the need to increase the efficiency of land and water use ever more urgent. The control and design of greenhouses allows to increase dramatically the quality of crops and extend the cultivation period year-round. A properly designed autonomous greenhouse based on hydroponics can greatly reduce the amounts of nutrients and energy expended in agricultural production. This book deals with different types of greenhouses, materials, structures, advanced control techniques and tendencies that are needed for designing and controlling an advanced greenhouse. The control system is presented as an integral system which covers the explanation of basic and advanced concepts for a real time controller. Also, structural analysis is introduced, whereby mechanical design is regarded as a key factor. The book incorporates simulations and experimental results, and utilizes LabVIEW and ADAMS software. Finally, it provides a perspective on the present state and future of greenhouses globally. Written in a highly accessible manner, this book will prove useful to horticulturalists, agricultural engineers, greenhouse engineers and designers. Its easy-to-absorb contents are also suitable for (under)graduate students and researchers in agricultural and electronic engineering, horticulture, crop cultivation and soft computing.
Author: Roger Marshall Publisher: Timber Press ISBN: 1604696370 Category : Gardening Languages : en Pages : 257
Book Description
“Anyone purchasing a greenhouse should read this book first.” —Home Greenhouse Magazine Do you want homegrown tomatoes in the dead of winter? Or to grow succulents and cacti in the coldest parts of the world? All you need is a greenhouse. In The Greenhouse Gardener's Manual, Roger Marshall shares the secrets of successfully growing vegetables, fruits, flowers, and houseplants in a well-maintained greenhouse. You’ll learn how to choose the right design, create a healthy environment, use the space for propagation, and maintain the greenhouse year-round. Marshall also includes a plant directory of the 70 best fruits and vegetables and the 88 best ornamental plants for growing in a greenhouse.
Author: National Research Council Publisher: National Academies Press ISBN: 0309152119 Category : Nature Languages : en Pages : 124
Book Description
The world's nations are moving toward agreements that will bind us together in an effort to limit future greenhouse gas emissions. With such agreements will come the need for all nations to make accurate estimates of greenhouse gas emissions and to monitor changes over time. In this context, the present book focuses on the greenhouse gases that result from human activities, have long lifetimes in the atmosphere and thus will change global climate for decades to millennia or more, and are currently included in international agreements. The book devotes considerably more space to CO2 than to the other gases because CO2 is the largest single contributor to global climate change and is thus the focus of many mitigation efforts. Only data in the public domain were considered because public access and transparency are necessary to build trust in a climate treaty. The book concludes that each country could estimate fossil-fuel CO2 emissions accurately enough to support monitoring of a climate treaty. However, current methods are not sufficiently accurate to check these self-reported estimates against independent data or to estimate other greenhouse gas emissions. Strategic investments would, within 5 years, improve reporting of emissions by countries and yield a useful capability for independent verification of greenhouse gas emissions reported by countries.
Author: Mark Liebig Publisher: Academic Press ISBN: 012386898X Category : Technology & Engineering Languages : en Pages : 602
Book Description
Global climate change is a natural process that currently appears to be strongly influenced by human activities, which increase atmospheric concentrations of greenhouse gases (GHG). Agriculture contributes about 20% of the world’s global radiation forcing from carbon dioxide, methane and nitrous oxide, and produces 50% of the methane and 70% of the nitrous oxide of the human-induced emission. Managing Agricultural Greenhouse Gases synthesizes the wealth of information generated from the GRACEnet (Greenhouse gas Reduction through Agricultural Carbon Enhancement network) effort with contributors from a variety of backgrounds, and reports findings with important international applications. Frames responses to challenges associated with climate change within the geographical domain of the U.S., while providing a useful model for researchers in the many parts of the world that possess similar ecoregions Covers not only soil C dynamics but also nitrous oxide and methane flux, filling a void in the existing literature Educates scientists and technical service providers conducting greenhouse gas research, industry, and regulators in their agricultural research by addressing the issues of GHG emissions and ways to reduce these emissions Synthesizes the data from top experts in the world into clear recommendations and expectations for improvements in the agricultural management of global warming potential as an aggregate of GHG emissions
Author: Pedro Ponce
Author: Daniel Chait
Author: Mike Oehler
Author: Pedro Ponce
Author: Pearman
Author: George Glenny (the Elder.)
Author: Roger Marshall
Author: National Research Council
Author: George GLENNY (the Elder.)
Author: Mark Liebig
Author: John Claudius Loudon