نتایج جستجو برای: efficient farms

تعداد نتایج: 456486  

2013
V. Kavitha K. Chandran B. Kavitha

Increasing awareness towards health and environmental issues associated with the intensive use of chemical inputs has led to alternate forms of agriculture. Organic farming is one among the production methods that are supportive of the environment. The other being the Bt farming which modifies the genetical make up of a plant by introducing genes of the bacteria Bacillus thuringiensis. This mak...

Journal: :Journal of dairy science 2015
T Sobczyński A M Klepacka C Revoredo-Giha W J Florkowski

This paper examines the cost efficiency of dairy farms in 2 important regions of commercial milk production in Poland (i.e., Wielkopolskie and Podlaskie). Both regions gained importance following the market-driven resource allocation mechanism adopted after Poland's transition to the market economy in 1989 and accession to the European Union (EU) in 2004. The elimination of the dairy quota syst...

2008
S. O. Ojo

The study examined the effects of land acquisition for large scale farming on the performance; productivity and technical efficiency of small-scale farming in Nigeria. The primary data for the study were collected from 200 small-scale farmers selected using the multistage sampling technique, from three local government areas in Ondo State, Nigeria. The farmers were grouped into Group A: farmers...

Journal: :Geospatial health 2008
Iain J East Samuel Hamilton Graeme Garner

Since 2003, highly pathogenic avian influenza (HPAI) due to H5N1 virus has been reported from both domestic poultry and wild birds in 60 countries resulting in the direct death or slaughter of over 250,000,000 birds. The potential exists for HPAI to spread to Australia via migratory shorebirds returning from Asia with the most likely pathway of introduction into commercial poultry flocks involv...

2013
Wen-Qin Wang

It is well recognized that a wind turbine has a large radar cross-section (RCS) and, due to the movement of the blades, the wind turbine will generate a Doppler frequency shift. This scattering behavior may cause severe interferences on existing radar systems including static ground-based radars and spaceborne or airborne radars. To resolve this problem, efficient techniques or algorithms shoul...

2013
Shengquan Wang Waqaas Munawar Xue Liu Jian-Jia Chen

Server farms suffer from an increasing power consumption nowadays. Power saving has become a prominent design issue in server farms. This paper presents a power-saving design in server farms under the constraint of the response time. In particular, we target on multi-tier applications, which are very typical on the web in modern days. We propose an efficient power-saving design strategy, called...

Journal: :اقتصاد و توسعه کشاورزی 0
علیه آزادگان فاطمه رستگاری پور محمود صبوحی

in farming activities, various resources and inputs are utilized to produce agricultural products.. one of the most important goals of agricultural managers and programmers is to assess the optimal resource allocation for designing an appropriate cultivation pattern. mathematical programming is a common approach to achieve the optimal pattern. in this study, the two approaches of fuzzy de-novo ...

ژورنال: توسعه آبزی پروری 2019

Due to economic importance production of fish farms, in this research, the producers of cold water fish rainbow trout farms in the province in 2017 was evaluated using Super efficiency comprehensive analysis. In this regard, the information required to complete the questionnaire and paddy yield method based on a comprehensive analysis of the results obtained were compared with Super efficiency ...

Journal: :The American mathematical monthly : the official journal of the Mathematical Association of America 2010
Lutz Dümbgen Sara A. van de Geer Mark Veraar Jon A. Wellner

What happens if the Xi ’s take values in a (real) Banach space (B, ‖ · ‖)? In such cases, in particular when the square of the norm ‖ · ‖ is not given by an inner product, we are aiming at inequalities of the following type: Let X1, X2, . . . , Xn be independent random vectors with values in (B, ‖ · ‖) with EXi = 0 and E‖Xi‖2 < ∞. With Sn := ∑n i=1 Xi we want to show that E‖Sn‖ ≤ K n ∑ i=1 E‖Xi...

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