نتایج جستجو برای: economical yield

تعداد نتایج: 211910  

2010
Bram Hanse Frans Tijink Oliver Mußhoff Bernward Märländer

The Dutch sugar industry and sugarbeet research initiated the project SUSY (Speeding Up Sugar Yield) as a reaction to the reform of the European Union sugar regime. The project was aimed at softening the reform’s impact on grower income by improving their knowledge on raising sugar yield and identifying possible cost savings. From each sugarbeet growing region in The Netherlands, 26 pairs of ‘t...

Journal: :آب و خاک 0
کوروش مجد سلیمی فرید باقری سید بابک صلواتیان

abstract in this research we studied the economical effects of rainfed irrigation and 4, 8, 12 and 16 day sprinkler irrigation intervals as well as their effects on water productivity and tea quality. the study was done in fouman tea research station, northern part of iran where tea is a major crop, during growing season of 2002-2004. the results showed that during dry season of 2002 and 2003 y...

A.R. Sepaskhah, M.R. Abbasi

A more efficient water use system is needed for agriculture. This is more evidence for rice production with a higher water use for economical production. A large cultivar×water regime interaction exists for grain yield in rice. Therefore, information is required to adopt new rice cultivars with high yield potential under water-saving conditions. The objectives of this study were to analyze the ...

2013
Jacob M. Jungers Joseph E. Fargione Craig C. Sheaffer Donald L. Wyse Clarence Lehman

Perennial biomass from grasslands managed for conservation of soil and biodiversity can be harvested for bioenergy. Until now, the quantity and quality of harvestable biomass from conservation grasslands in Minnesota, USA, was not known, and the factors that affect bioenergy potential from these systems have not been identified. We measured biomass yield, theoretical ethanol conversion efficien...

Journal: :International Journal of Enviornment and Climate Change 2023

The yield of any crop depends on the capacity a plant canopy to intercept and efficiently use sunlight, which is dependent architecture viz., leaf size, shape angle, number leaves branches, geometry row orientation, spacing, geometry, density, etc. amount distribution area in determine way, by which, photosynthetic active radiation intercepted consequently it influences photosynthesis yield. ba...

Journal: :journal of agricultural science and technology 0
m. yildirim department of agricultural structures and irrigation, canakkale onsekiz mart university, faculty of agriculture and design, 17020, canakkale, turkey. k. demirel canakkale onsekiz mart university, faculty of architecture and design, 17020, canakkale, turkey. e. bahar ataturk soil, water and agricultural meteorology research station directorate, 39010 kırklareli, turkey.

this study assessed the optimum water need of pepper (capsicum annuum l. cv. california wonder) and the critical irrigation level to be applied in order to achieve a reasonable economic yield in water shortage conditions. in a controlled field experiment involving five different treatments, seasonal evapotranspiration for pepper fluctuated from 89 mm in the severe stress treatment (i0.00) to 1,...

Journal: :desert 2015
ali talebi a. bahrami m. mardian j. mahjoobi

managers always consider the precise estimation of sediments in watersheds due to various conditions, such assoil and water resources management, construction, infrastructure and economical and social issues. in this condition,an optimized determination of sediment rating equation (typical method until now for sediment yield estimation) isessential to investigate sediment yield in rivers. in th...

Journal: :تولید گیاهان زراعی 0

management practices can affect the yield, maturity, and fiber quality of cotton. one practice used to increase yield has been to adjust the spacing between cotton rows. typically cotton is planted in row spaced 70-100 cm apart. ultra narrow row cotton production has been proposed as an economical means to increase yields and reduce production costs. a field study was conducted to assess the ef...

2011
Christophe Coupé Egidio Marsico Gérard Philippson

Since the work of André Martinet back in the 60’s [7], the notion of ‘economy’ has been accepted as one of the main principles underlying the organization of phonological inventories (hereafter PI). This principle, also named MUAF (‘Maximal Use of Available Features’) by John Ohala [8], states that PI are organized along a few phonetic dimensions that they tend to maximize in terms of number of...

Journal: :iranian journal of biotechnology 2008
seyed abbas shojaosadati seyedeh marjan varedi kolaei valiollah babaeipour amir mohammad farnoud

this paper reviews recent strategies used for increasing specific yield and productivity in high cell density cultures. high cell density cultures offer an efficient means for the economical production of recombinant proteins. however, there are still some challenges associated with high cell density cultivation (hcdc) techniques. a variety of strategies in several aspects including host design...

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