4 edition of The Economics and management of water and drainage in agriculture found in the catalog.
The Economics and management of water and drainage in agriculture
Includes bibliographical references and index.
|Statement||edited by Ariel Dinar, David Zilberman.|
|Contributions||Dinar, Ariel, 1947-, Zilberman, David, 1947-|
|LC Classifications||TC824.C2 E28 1991|
|The Physical Object|
|Pagination||xviii, 946 p. :|
|Number of Pages||946|
|LC Control Number||91016083|
The threshold value and the slope of the yield decline line for beans, corn, wheat and barley are shown to illustrate different crop responses in each of the broad tolerance classifications. There are looks at the expansion in vertical coordination of the fiber and food systems, and how financial management of the agricultural sector is affected by risk management and financial analysis. The book examines government programs, reviews guidelines for business and strategic planning, looks at environmental management policy and closely examines agricultural supply chains and marketing tools. Farm Management Tomatoland: How Modern Industrial Agriculture Destroyed Our Most Alluring Fruit If your goal is to join the world of agribusiness professionals, you are becoming part of one of the most important industries you could imagine. The additional cash rent can be computed from the estimated increase in net return from tile installation.
Employment of agricultural soil scientists[ edit ] Most agricultural soil scientists are consultants, researchers, or teachers. Some of these are based on installations over a period of time. In general, salinity decreases both yield and quality in crops, and previous research has led to the development of large data bases on the salt tolerances of many crop species and varieties Francois and Maas, and ; Maas, ; Maas and Hoffman, With saline water, growth and consumptive water use are reduced. With its tech and consumer focus, it is a highly volatile arena and the latest edition of Agribusiness Management will prepare managers and students for this evolving world of food and fiber production.
Getting Started If the tiling will be performed by an outside contractor, get bids from a variety of tile contractors. To maximize yields, soil salinity is reduced by leaching. Again, keep that number in mind. Soil is investigated in relation to and as integral part of terrestrial ecosystems but is also recognized as a manageable natural resource. Mineral N, in the form of nitrate or nitrite, is transported in a dissolved form. A large fraction of denitrification losses can occur as nitrous oxide, which is a potent greenhouse gas.
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Excess water was removed by windmill power, and later by steamand oil-powered pumping stations figure You can realize an income tax benefit on this investment. The system materials cost about the same in either situation.
The soil types in an area to be drained greatly influence the type of system that will be installed and indicate if special problems should be anticipated. The most difficult part of computing a tile investment analysis is estimating the yield response from the improved drainage.
For example, salt concentrations that cause severe leaf injury and necrosis after a day or two of hot, dry weather may not cause any symptoms when the weather remains cool and humid. Salinity can restrict the urban or agricultural re-use of drainage water, as it is the most significant long-term water quality concern for managing irrigated agriculture in arid zones.
The length of the buyout period is negotiable between tenant and landlord. The herringbone system b consists of parallel tile laterals that enter the main at an angle, usually from both sides. Inadequate drainage can also result from poor soil structure figure For example, if the cash rental rate is currently based on the typical rate in the local community, the new rate will be the typical rate plus the additional net return from the estimated increase in net returns from drainage.
Regenerative agriculture practices can be used to address these challenges and rebuild soil health. The book examines government programs, reviews guidelines for business and strategic planning, looks at environmental management policy and closely examines agricultural supply chains and marketing tools.
If subsurface drains are working, water will stand in the field for only a short time after a heavy rain. Plant salt tolerance varies with phenological growth stage, and beneficial effects can be obtained by managing irrigations to take advantage of this fact.
It affects almost all soil variables. In any event, the normally relatively sediment free water from subsurface drains might erode the banks of unlined surface drains and increase the sediment load of the drainage water.
However, even with under-canopy sprinklers, severe damage to the lower leaves can occur Harding et al. At relatively low salinity, especially among crop species such as cotton The Economics and management of water and drainage in agriculture book the halophytic sugar beet, some salinity may actually improve crop production.
Moreover, in certain soils, drains with inadequate or improperly installed envelopes can accumulate fine sands and silts and these sediments will eventually either plug the drains or be discharged with the drainage water.
Salinity has not been noted as a serious concern with subsurface drainage waters from humid areas. Higher yields translate into more returns.Get this from a library!
Management of agricultural drainage water quality. [Chandra Alastair Madramootoo; William R Johnston; Lyman S Willardson; International Commission on Irrigation and Drainage.; Food and Agriculture Organization of the United Nations.;].
Approximately 3% of water licensed in British Columbia is for consumptive uses such as industrial, commercial, drinking water or agriculture. Certainty of access to water is crucial for agricultural development and food security in the province.
This includes reserving water for the million hectares of agricultural lands in British Columbia. This report articulates the close link between water and the economy and makes the case that investing in water management and sanitation services is absolutely essential for the eradication of poverty and for enabling sustained economic growth.
The report also brings to the forefront direct and indirect costs related to inaction, the costs of action and cost-benefit comparisons.Book: Agricultural Drainage, Agronomy Monograph 38, Pdf by: American Society of Agronomy, Crop Science Society of America, Soil Science Society of America SECTION XIII—SOCIOECONOMIC IMPACTS OF AGRICULTURAL WATER MANAGEMENT SYSTEMS.
Keith C. Knapp Economics of Salinity and Drainage Management in Irrigated Agriculture doiThe International Commission on Irrigation and Drainage is dedicated to enhancing the worldwide supply of food download pdf fibre for all people by improving water and land management and the productivity of irrigated and drained lands through appropriate management of water, environment and application of irrigation, drainage and flood management techniques.The agriculture-forestry system for the sequential re-use and reduction of drainage water ebook can be viewed as the flow of water from salt-sensitive crops to salt-tolerant trees to more salt-tolerant halophytes and to a solar evaporator (Figure 6).