Author: Eugene AbramsPublisher:
ISBN:
Category :
Languages : en
Pages : 276
Book Description
Soil Moisture Measurements by Means of the Gypsum Moisture Block Under Vaious Crops Growing on Irrigated Plainfield Sand
Author: Eugene AbramsBibliography of Agricultural Meteorology
Author: Jen Yu WangPublisher: Madison : University of Wisconsin Press
ISBN:
Category : Science
Languages : en
Pages : 696
Book Description
General aspects; radiation; temperature; moisture; related factors; microclimate; observation; instrumentation; plant pests and their relatives; livestock and domestic fowl; phenology; environmental control; agrometeorological forecasting.
Comprehensive Dissertation Index, 1861-1972: Agriculture
Author: Xerox University MicrofilmsPublisher:
ISBN:
Category : Dissertations, Academic
Languages : en
Pages : 1226
Book Description
Comprehensive Dissertation Index
Author: Publisher:
ISBN:
Category : Dissertations, Academic
Languages : en
Pages : 1244
Book Description
Soil Quality Test Kit Guide
Author: Handbook of Reference Methods for Plant Analysis
Author: Yash KalraPublisher: CRC Press
ISBN: 9781420049398
Category : Science
Languages : en
Pages : 326
Book Description
The Handbook of Reference Methods for Plant Analysis is an outstanding resource of plant analysis procedures, outlined in easy-to-follow steps and laboratory-ready for implementation. Plant laboratory preparation methods such as dry ashing and acid and microwave digestion are discussed in detail. Extraction techniques for analysis of readily soluble elements (petiole analysis) and quick test kits for field testing are also presented. This handbook consolidates proven, time tested methods in one convenient source. Plant scientists in production agriculture, forestry, horticulture, environmental sciences, and other related disciplines will find the Handbook a standard laboratory reference. The Handbook was written for the Soil and Plant Analysis Council, Inc., of which the editor is a board member. The council aims to promote uniform soil test and plant analysis methods, use, interpretation, and terminology; and to stimulate research on the calibration and use of soil testing and plant analysis. This reference will help readers reach these important goals in their own research.
The Soil Resource
Author: Hans JennyPublisher: Springer Science & Business Media
ISBN: 1461261120
Category : Technology & Engineering
Languages : en
Pages : 392
Book Description
change is simply described by the rate of income and rate of loss. Our home's energy budget, our firm's inventory, our nation's debt, and humanity's numbers all have accounts that change at rates that are equal to the inputs minus the outputs. Jenny's "system view" of the soil was carried into the fertile fields of Midwestern American prairies from the laboratories of Switzerland in the late 1920s. Jenny's rate equations provided the other paradigm or world view that, I recall, brought us to the threshold of systems ecology as it later evolved in the second half of the twentieth century. As if world renown in the specialties of pedology and soil chemistry were not enough for one lifetime, excerpts below remind us that Hans Jenny has also been a perceptive outdoor field ecologist since his early Alpine expeditions with Braun Blanquet in the mid 1920s. Jenny's ecosystem studies in the pygmy forest, a further classic example of a soil-plant system "run down" over hundreds of thousands of years since its origin, continue to occupy some of the vigorous retirement time near his farm in Mendocino County. But each specific, quantitative case study, and each research area conserved (with additional hard work) for further study by future generations, fits into Jenny's coherent world view. It is that view, and its legacies of discovery and of tangible landscape preserves, which we are privileged to share with their originator in this volume.
A Solution of the Differential Equation of Longitudinal Dispersion in Porous Media
Author: Akio OgataPublisher:
ISBN:
Category : Diffusion in hydrology
Languages : en
Pages : 16
Book Description
Field Agricultural Runoff Monitoring (FARM) Manual
Author: Hydroponics
Author: J. Benton Jones Jr.Publisher: CRC Press
ISBN: 1420037706
Category : Science
Languages : en
Pages : 439
Book Description
Revolutionary hydroponic/soilless advances are being achieved by efficiently improving results with the application of new concepts, methods, and equipment. The new edition of a bestseller, Hydroponics: A Practical Guide for the Soilless Grower has been revised to reflect these advances with new chapters that provide essential information on greenh