Principles and Practices of Rice Production
Author: Surajit K. De Datta
Publisher: Int. Rice Res. Inst.
Published: 1981
Total Pages: 642
ISBN-13: 0471097608
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Author: Surajit K. De Datta
Publisher: Int. Rice Res. Inst.
Published: 1981
Total Pages: 642
ISBN-13: 0471097608
DOWNLOAD EBOOKAuthor: Claudia C. Faunt
Publisher: Geological Survey
Published: 2009
Total Pages: 0
ISBN-13: 9781411325159
DOWNLOAD EBOOKAuthor: Joseph Jeremiah Hagwood (Jr.)
Publisher:
Published: 1981
Total Pages: 122
ISBN-13:
DOWNLOAD EBOOKAuthor: Food and Agriculture Organization of the United Nations
Publisher:
Published: 1973
Total Pages: 540
ISBN-13:
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Publisher:
Published: 1975
Total Pages:
ISBN-13:
DOWNLOAD EBOOKAuthor: Peter Waller
Publisher: Springer
Published: 2015-11-18
Total Pages: 747
ISBN-13: 3319056999
DOWNLOAD EBOOKThis textbook focuses specifically on the combined topics of irrigation and drainage engineering. It emphasizes both basic concepts and practical applications of the latest technologies available. The design of irrigation, pumping, and drainage systems using Excel and Visual Basic for Applications programs are explained for both graduate and undergraduate students and practicing engineers. The book emphasizes environmental protection, economics, and engineering design processes. It includes detailed chapters on irrigation economics, soils, reference evapotranspiration, crop evapotranspiration, pipe flow, pumps, open-channel flow, groundwater, center pivots, turf and landscape, drip, orchards, wheel lines, hand lines, surfaces, greenhouse hydroponics, soil water movement, drainage systems design, drainage and wetlands contaminant fate and transport. It contains summaries, homework problems, and color photos. The book draws from the fields of fluid mechanics, soil physics, hydrology, soil chemistry, economics, and plant sciences to present a broad interdisciplinary view of the fundamental concepts in irrigation and drainage systems design.
Author: Pete Dunne
Publisher: Houghton Mifflin Harcourt
Published: 2006
Total Pages: 729
ISBN-13: 0618236481
DOWNLOAD EBOOKIn this book, bursting with more information than any field guide could hold, the well-known author and birder Pete Dunne introduces readers to the "Cape May School," or GISS, method of identification, which focuses on a bird holistically, giving more weight to the general impression of the bird than to specific field marks. After determining the most likely possibilities by considering such factors as habitat and season, the birder uses characteristics such as size, shape, behavior, flight pattern, and vocalizations to identify a bird. The book provides an arsenal of additional hints and helpful clues to guide a birder when, even after a review of a field guide, the identification still hangs in the balance. This supplement to field guides shares the knowledge and skills that expert birders bring to identification challenges.
Author: Philip Garone
Publisher: University of California Press
Published: 2020-03-03
Total Pages: 440
ISBN-13: 0520355571
DOWNLOAD EBOOKThis is the first comprehensive environmental history of California’s Great Central Valley, where extensive freshwater and tidal wetlands once provided critical habitat for tens of millions of migratory waterfowl. Weaving together ecology, grassroots politics, and public policy, Philip Garone tells how California’s wetlands were nearly obliterated by vast irrigation and reclamation projects, but have been brought back from the brink of total destruction by the organized efforts of duck hunters, whistle-blowing scientists, and a broad coalition of conservationists. Garone examines the many demands that have been made on the Valley’s natural resources, especially by large-scale agriculture, and traces the unforeseen ecological consequences of our unrestrained manipulation of nature. He also investigates changing public and scientific attitudes that are now ushering in an era of unprecedented protection for wildlife and wetlands in California and the nation.
Author: J. Doorenbos
Publisher:
Published: 1975
Total Pages: 202
ISBN-13:
DOWNLOAD EBOOKCalculation of crop evapotranspiration; Selection of crop coeficient; Calculation of field irrigation requirements.
Author: George A. Pavelis
Publisher:
Published: 1987
Total Pages: 188
ISBN-13:
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