نتایج جستجو برای: cropping pattern

تعداد نتایج: 357359  

Journal: :آب و خاک 0
شریفان شریفان قهرمان قهرمان علیزاده علیزاده

evaluation of rainfall effect on programing of agricultural management (case study: golestan region) abstract securing of water need in agricultural is important. precipitation are one of the most important of water resources in agricultural, in golestan province, especially , because alborze mountains are in golestan south. in research has investigated effects of rainfall to cropping pattern a...

Journal: :JCS 2017
Tb. Ai Munandar Sumiati

Corresponding Author: Tb Ai Munandar Department of Informatics Engineering, Faculty of Information Technology, Universitas Serang Raya, Banten, Indonesia Email: [email protected], [email protected] Abstract: Nowadays, agricultural field is experiencing problems related to climate change that result in the changing patterns in cropping season, especially for paddy and coarse grains, pulses...

2015
C. S. Murthy M. V.R. Sesha Sai M. Naresh Kumar P. S. Roy

Time series data on cropping pattern at disaggregated level were analysed and its implications on geospatial drought assessment were demonstrated. An index of Cropping Pattern Dissimilarity (CP-DI) between a pair of years, developed in this study, proved that the cropping pattern of a year has a higher degree of similarity with that of recent past years only and tends to be dissimilar with long...

Journal: :اقتصاد و توسعه کشاورزی 0
صمد عرفانی فر منصور زیبایی مهدی کسرایی

in this study, the optimal cropping patterns based on individual aims are presented and followed by a multi-objective cropping pattern with emphasize on the use of conservation tillage methods in darab region presented. individual goals consisted of maximizing gross margin and food secin this study, the optimal cropping patterns based on individual aims were presented and followed by using a mu...

Journal: :چغندرقند 0
حمید محمدی استادیار گروه اقتصاد- دانشکده اقتصادکشاورزی- دانشگاه زابل محمود احمدپور برازجانی استادیار گروه اقتصاد کشاورزی دانشگاه زابل سامان ضیایی استادیار گروه اقتصاد- دانشکده اقتصادکشاورزی- دانشگاه زابل براتعلی فاخری دانشیار گروه اصلاح نباتات و بیوتکنولوژی دانشگاه زابل محمود رمرودی دانشیار گروه زراعت دانشگاه زابل

the main objective of this study was to develop an optimal cropping pattern for sugar beet growers in fasa district (fars province) and to investigate sugar beet importance in cropping pattern. regarding the effect of risk on producer's decision, two risk sources including price and yield were considered. data was obtained from fasa district producers in 2008. in this study multi-objective...

Journal: :International journal of financial management and economics 2021

Bihar has a total geographical area of 93.60 lakh hectares on which it houses population 82.9 million, thereby generating density 880 persons per sq. km (Census 2001). Gross sown in the State is 79.46 hectares, while net 56.03 hectares. There are around 1.04 crore landholdings 83 percent marginal holdings size less than 1 hectare (Table 1). With 90 living rural areas, agriculture as primary fee...

Journal: :آب و خاک 0
احمد غفاری علی اصغر منتظر علی رحیمی جمنانی

abstract the present study was carried out for developing and evaluating of the optimization model of cropping pattern in irrigation networks using analytical hierarchy process (ahp). the model was programmed into two sub-models. the objective of the first sub-model was ranking of crop appropriately, and the objective of the second sub-model was ranking of cropping area of each crop. ten criter...

Journal: :journal of agricultural science and technology 2015
b. najafi s. torabi dastgerduei

this study was conducted to determine timeliness costs in using machinery and their effects on farmers’ revenues. in addition, optimum cropping pattern was compared with the existing one assuming removal of timeliness cost. for the purpose of the study, mixed integer and linear programming methods were used. the study was conduced in marvdasht region in southern iran. the data were collected th...

Journal: :تحقیقات مهندسی کشاورزی 0
محمدکاظم شعبانی دانشجوی سابق کارشناسی ارشد تورج هنر استادیاربخش مهندسی آب دانشکده کشاورزی دانشگاه شیراز علیرضا سپاسخواه استاد بخش مهندسی آب دانشکده کشاورزی دانشگاه شیراز

in recognition of the value and limitations of available water resources in agriculture and the occurrence of periodic drought in iran, water conservation and optimal usage of available water is essential. the main objective of this study was to optimize field water management and cropping patterns using deficit irrigation. the effect of reducing water consumption on different growth stages usi...

2006
Anil Sood Sushma Panigrahy

With the availability of required inputs for intensive agriculture, the cropping system in Punjab state has undergone a paradigm shift, from a much diversified cropping pattern to a very specialized monocropped one. A study was undertaken in Bathinda district of Punjab State for mapping crop area, cropping pattern and finally long term changes in cropping pattern. Multi-year, multi-date, IRS LI...

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