Crop yield response to deficit irrigation

report of an FAO/IAEA co-ordinated research program by using nuclear techniques : executed by the Soil and Water Management & Crop Nutrition Section of the Joint FAO/IAEA Division of Nuclear Techniques in Food and Agriculture

Publisher: Kluwer Academic Publishers in Dordrecht, Boston

Written in English
Cover of: Crop yield response to deficit irrigation |
Published: Pages: 258 Downloads: 564
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Subjects:

  • Deficit irrigation,
  • Crops and water,
  • Crop yields

Edition Notes

Includes bibliographical references.

Statementedited by C. Kirda ... [et al.].
SeriesDevelopments in plant and soil sciences ;, v. 84
ContributionsKirda, C., Joint FAO/IAEA Division of Nuclear Techniques in Food and Agriculture. Soil and Water Management & Crop Nutrition Section.
Classifications
LC ClassificationsS619.D43 C76 1999
The Physical Object
Paginationviii, 258 p. :
Number of Pages258
ID Numbers
Open LibraryOL378294M
ISBN 100792352998
LC Control Number98040349

Various water-saving irrigation strategies, involving, the application of water below full crop-water requirements, have been advanced. This study employed meta-analysis to examine the relative crop yield performance of full irrigation (FI), deficit irrigation (DI) and partial root-zone drying irrigation Cited by: Irrigation water supplies are decreasing in many areas of the US Great Plains, which is requiring many farmers to consider deficit-irrigating corn (Zea mays L.) or growing crops like winter wheat (Triticum aestivum L.) that require less water, but that are less profitable. The objectives of this study were to: (1) quantify the yield response of corn to deficit irrigation, and (2) determine Cited by: Feb 15,  · Crop yield response to deficit irrigation:report of an FAO/IAEA co-ordinated research program by using nuclear techniques: executed by the Soil and Water Management & Crop Nutrition Section of the Joint FAO/IAEA Division of Nuclear Techniques in Food and AgricultureCited by: 5. Downloadable (with restrictions)! Yield response factors of a given crop can be determined following the FAO approach (Doorenbos and Kassam, Yield response to water. FAO Irrigation and Drainage Paper no. Rome, Italy, pp. 1–40) either by applying deficit irrigation throughout the whole growing period, or at one stage of the crop growth while maintaining full irrigation at the other.

Simulating cotton yield response to deficit irrigation with the FAO AquaCrop model F. Hussein 1*, M. Janat and A. Yakoub2 1 Atomic Energy Commission of Syria, Department of Agriculture, Damascus, P.O. Box Syria 2 Damascus University, Faculty of Agriculture, Department of Rural Engineering, Damascus, P.O. Box Syria AbstractCited by: review the crop yield responses to deficit irrigation in Kunigal command areas. The major crops taken for study include rice, pulses, groundnut, sugarcane and millet (ragi). Simulation are carried out using agrodata -climatic development of irrigation schedules under deficit irrigation and evaluation of current irrigation practices were done. Despite the advantages of deficit irrigation, there are several factors that need to be analyzed and established before deficit irrigation can be adopted as an irrigation management approach. Among other factors, deficit irrigation requires detailed analysis and in-depth understanding of how a given crop responds to water walkingshops.com: Mavuto M. Banda, Derek M. Heeren, Derrel L. Martin, Francisco Munoz-Arriola, László G. Hayde. the grain yield response of corn to deficit irrigation and (2) determine which of several seasonal water variables corre-lated best to corn grain yield under deficit irrigation conditions in the semiarid climate of West-Central Nebraska. 2. Materials and methods Site description Field data for this study were collected in and at theCited by:

for deficit irrigation. Yields will increase more or less linearly in zone c. Then, for some crops, yield response rates will decline near maximum potential ET (zone (d)). Beyond that point, zone (e), yields will generally decline with the adverse consequences of excess water use. Figure 2 indicates how ET relates to applied water (NEEA, ). In search of new innovations for saving irrigation water, fruit yield response and N-fertiliser recovery of greenhouse grown spring-planted tomato (Lycopersicon esculentum Mill., cv. F1 Fantastic) were assessed as influenced by deficit irrigation, imposed using either conventional deficit irrigation (DI) or partial root drying (PRD). Jan 01,  · Water is one of the most important factors influencing crop production in rainfed cropping systems. In tropical regions, supplemental irrigation reduces the risk of yield losses associated to water deficit due to insufficient walkingshops.com: P. P. G. da Silva, C. de L. T. de Andrade, J. C. F. Borges Júnior, B. G. Magalhães, B. F. de Melo, A. Regulated deficit irrigation (RDI) is key technology because it helps to improve water use efficiency. Nonetheless, there is a lack of understanding of the mechanisms with which plants respond to RDI. In particular, little is known about how RDI might increase crop production while reducing the amount of irrigation water in real-world agriculture.

Crop yield response to deficit irrigation Download PDF EPUB FB2

Crop Yield Response to Deficit Irrigation (Developments in Plant and Soil Sciences) Softcover reprint of the original 1st ed. Edition by C. Kirda (Author), P.

Moutonnet (Contributor), C. Hera (Contributor) & Cited by: The increasing global demand for food and other agricultural products calls for urgent measures to increase water use efficiency which is, with plant nutrient availability, one of the two main limiting factors in crop production.

Although only 20% of all cultivated land in the world is under irrigation, it provides % of all crop production. The Paperback of the Crop Yield Response to Deficit Irrigation: Report of an FAO/IAEA Co-ordinated Research Program by Using Nuclear Techniques by C.

Kirda B&N Outlet Membership Educators Gift Cards Stores & Events Help. Oct 14,  · Yield Response of Cotton, Maize, Soybean, Sugar Beet, Sunflower and Wheat to Deficit Irrigation; C.

Kirda, et al. The Response of Winter Wheat to Water Stress and Nitrogen Fertilizer Use Efficiency; W. Fujun, et al. Crop yield response to deficit irrigation report of an FAO/IAEA co-ordinated research program by using nuclear techniques: executed by the Soil and Water Management & Crop Nutrition Section of the Joint FAO/IAEA Division of Nuclear Techniques in Food and AgriculturePages: Deficit irrigation schedules and other on-farm management practices for increasing water and fertilizer utilization efficiencies are summarized according to crop and Crop yield response to deficit irrigation book in which the research was conducted.

Book: Crop yield response to deficit irrigation. walkingshops.com + pp. When water deficit occurs during a specific crop development period, the yield response can vary depending on crop sensitivity at that growth stage.

Therefore, timing the water deficit appropriately is a tool for scheduling irrigation where a limited supply of water is available. crop yield response to water can facilitate the development of irrigation strategies for improving agricultural productivity. Experiments were conducted to quantify maize yield response to soil moisture deficits, and assess the effects of deficit irrigation (DI) on water productivity (water and irrigation water use efficiency, WUE and IWUE).Cited by: 3.

y >1: crop response is very sensitive to water deficit with proportional larger yield reductions when water use is reduced because of stress. y crop is more tolerant to water deficit, and recovers partially from stress, exhibiting less than proportional reductions in yield with reduced water use.

Variability in yields from year to year increased as irrigation decreased, illustrating a greater income risk for the producer as irrigation decreases. Yield response to irrigation is essential information to build economic studies of cropping alternatives, deficit irrigation management, and income risk.

Crop Yield Response To Deficit Irrigation. Home; has project targets been below; About The As a result, even today farmers still tend to over-irrigate to ensure a bountiful amount of water stored. Although only 20% of all cultivated land in the world is under irrigation, it provides % of all crop production.

Books > Life Sciences. Crop. Dec 18,  · RDI is generally defined as an irrigation practice whereby a crop is irrigated with an amount of water below the full requirement for optimal plant growth; this is to reduce the amount of water used for irrigating crops, improve the response of plants to the certain degree of water deficit in a positive manner, and reduce irrigation amounts or increase the crop’s walkingshops.com by: May 01,  · The slope of this curve is known as crop yield response factor.

Deficit irrigation applied at a given stage of the crop growth determines the sensitivity of the growth stage to water stress, while deficit irrigation applied all across the growing season determines the sensitivity of the crop to water walkingshops.com by: 6.

Aug 18,  · The irrigation network of Taleghan Dam Reservoir was used to determine yield response factor for maize (Zea mays), winter wheat (Triticum aestivum), and barley (Hodeum vulgare) in the Qazvin Plain of Iran. Dependent variable actual crop yield and independent variables. deficit during certain stages of crops or the whole season without a significant reduction in yield in order to reduce irrigation.

In this study, a series of greenhouse and open field experiments were conducted using a deficit irrigation program on cucumber crops under drip irrigation. difference between deficit irrigation and net irrigation in upland crops only.

Water productivity of soybean and sesame under deficit irrigation was lower than that under net irrigation. Besides, a closer yield gap between deficit and net irrigation was noted when the first irrigation was done to bring soil moisture back to field capacity after.

Yield response to water. FAO Irrigation and Drainage Paper no. Rome, Italy, pp. 1–40) were used to generate a data set of yields and evapotranspirations for the crops under study after applying theoretical levels of deficit irrigation at different growth stages using Cited by: 6.

This book discusses general concept and management issues of deficient irrigation practices, covering a wide range of field crops including cotton, maize, soybean, wheat, sugarcane, and the like, based on five years of field research implemented in fourteen different countries, in Latin America, Africa, Europe and Asia.

Deficit irrigation. Water Status and Yield Response to Deficit Irrigation and Fertilization of Three Olive Oil Cultivars under the Semi-Arid Conditions of Tunisia by Mouna Aïachi Mezghani 1, Amel Mguidiche 1, Faiza Allouche Khebour 2, Imen Zouari 1, Faouzi Attia 3 and Giuseppe Provenzano 4,*Author: Mouna Aïachi Mezghani, Amel Mguidiche, Faiza Allouche Khebour, Imen Zouari, Faouzi Attia, Giuseppe P.

Yield response to water. mm/day mmhos/cm moisture nitrogen optimum percent plant plast rainfall Relationship between relative relative evapotranspiration deficit relative yield decrease ripening period root depth Safflower seed soil salinity soil Crop yields Crops and water Field crops Irrigation Irrigation farming Science / Life.

For other crops, the application of deficit irrigation will result in a lower water use efficiency and yield. This is the case when crops are sensitive to drought stress throughout the complete season, such as maize.

The Jensen crop water production function with the calculated actual evapotranspitation from the soil water balance model could satisfactorily evaluate crop yield response to deficit irrigation with the EF values greater than and the RE values lower than 6%.

When the level of irrigation supply is less than crop ET, deficit irrigation (DI) programs are needed to optimize the use of the limited water. In annual crops where yield and transpiration are linearly related, DI aims at achieving maximum profits by minimizing application losses and.

Response of plum trees to deficit irrigation under two crop levels: tree growth, yield and fruit quality Author: The effects of regulated deficit irrigation (RDI) and crop load on Japanese plum were investigated.

RDI applied during phase II of fruit growth and post-harvest was compared with irrigation to match full crop evapotranspiration. Impact of deficit irrigation and addition of biochar and polymer on soil salinity and tomato productivity Arafat Alkhasha, a b Abdulrasoul Al-Omran, a Ibrahim Louki a a Soil Science Department, College of Food & Agricultural Sciences, King Saud University, P.O.

BoxRiyadhSaudi walkingshops.com: Arafat Alkhasha, Abdulrasoul Al-Omran, Ibrahim Louki. The Food and Agriculture Organization has reflected the importance of predicting yield response to water by developing the AquaCrop model.

During three growing seasons (), a field experiment was conducted in the South-East of Damascus (Syria) to assess the response of drip irrigated cotton grown under full (FI) and deficit irrigation (80, 65, 50% of FI).Cited by: information on water–yield relationships is particularly im-portant for corn (Zea mays.

L.), since this crop covers more irrigated area than any other crop in the region (Norwood, ). Deficit irrigation creates water stress that can affect the growth and development of corn plants. The response of corn. Nov 06,  · One feature of the yield response of tree crops to ET deficits is that, contrary to the linearity observed in annual crops, the response appears to be curvilinear (Moriana et al., ).

This means that WP is highest at low levels of water application and that DI is the appropriate irrigation Cited by: Buy Crop Yield Response To Water: FAO Irrigation And Drainage Papers No. 66 on walkingshops.com FREE SHIPPING on qualified orders. A field experiment was conducted with objectives of identifying the level of deficit irrigation for achieving optimum crop yield and water productivity of Maize crop in Adami Tulu.

The study was conducted using three levels of irrigation (50%ETc, 70%ETc, 85%ETc) and control irrigation %ETc arrangements in RCD with three walkingshops.com: Zelalem Shelemew Furgassa. These results lead to the conclusion that, in mature orange trees, deficit irrigation affects yield and fruit quality, while enabling water savings of up to m℗đ ha⁻℗£.

Therefore, yield declined on average % but boosted water productivity 24% with respect to the fully irrigated treatment.This work summarizes the most relevant effects in terms of the crop physiological and yield response of three almond cultivars subjected to different irrigation regimes, and its interaction with the biostimulant application.

Although this experiment occurred in a single season, similar responses were observed among the three walkingshops.com: Saray Gutiérrez-Gordillo, Iván Francisco García-Tejero, Amelia García-Escalera, Pedro Galindo, María.Jan 28,  · More recently, Wang and Sun showed that a quadratic relationship between crop yield and crop water consumption did in fact exist.

Their work was followed by Kang et al. in which a multiple and synergistic model (developed under deficit irrigation conditions) was proposed.

At present, the simulation of the soil-plant-atmosphere continuum remains Cited by: