نتایج جستجو برای: yield coefficient

تعداد نتایج: 358413  

In order to determine the stability and reaction of barley genotypes in different climatic conditions, grain yield of ten barley cultivars were evaluated in five locations. Studied areas were Karaj, Birjand, Kashmar, Sanandaj and Shiraz. The experiment conducted in a randomized complete block designs with three replications in 2013-2014. Genotype by environment interaction effect was significan...

Journal: :آب و خاک 0
سید اسداله محسنی موحد محمود اکبری

abstract due to limited water resources in agriculture, application of each strategy to economize water use and increase area under cultivation is very important. one such strategy is deficit irrigation. for optimal planning of deficit irrigation, it is necessary to determine different sensitive stages of plant water shortages. in this study the effect of deficit irrigation on growth and yield ...

Journal: :Pakistan journal of biological sciences : PJBS 2014
Abel Debebe Harijat Singh Hailu Tefera

This experiment was conducted at Debre Zeit and Akaki during 2004-2005 cropping season on F2-derived F4 bulk families of three crosses, viz, DZ-01-974 x DZ-01-2786, DZ-01-974 x DZ-Cr-37 and Alba x Kaye Murri. To estimate the correlations and path coefficients between yield and yield components, 63 F4 families were taken randomly from each of the three crosses. The 189 F4 families, five parents ...

Journal: :علوم باغبانی ایران 0
رسول محمدی دانشجوی سابق دکتری، دانشیار و دانشجوی سابق کارشناسی ارشد دانشگاه تربیت مدرس حمید دهقانی دانشجوی سابق دکتری، دانشیار و دانشجوی سابق کارشناسی ارشد دانشگاه تربیت مدرس قاسم کریم زاده دانشجوی سابق دکتری، دانشیار و دانشجوی سابق کارشناسی ارشد دانشگاه تربیت مدرس fenny dane استاد دانشگاه auburnآمریکا محمود اکرامی دانشجوی سابق دکتری، دانشیار و دانشجوی سابق کارشناسی ارشد دانشگاه تربیت مدرس

study on relationships between yield and its components will improve the efficiencyof a breeding program with appropriate selection criteria. in this study,interrelationships between yield and its components in cantaloupe were investigatedusing sequential path coefficient analysis. to determine important components of yieldin cantaloupe, 49 genotypes generated from 7 × 7 diallel, were evaluated...

2014
Somchai Sriyab

The flow of blood in narrow arteries with bell-shaped mild stenosis is investigated that treats blood as non-Newtonian fluid by using the K-L model. When skin friction and resistance of blood flow are normalized with respect to non-Newtonian blood in normal artery, the results present the effect of stenosis length. When skin friction and resistance of blood flow are normalized with respect to N...

Journal: :The Review of scientific instruments 2015
C J Waugh M J Rosenberg A B Zylstra J A Frenje F H Séguin R D Petrasso V Yu Glebov T C Sangster C Stoeckl

Neutron time of flight (nTOF) detectors are used routinely to measure the absolute DD neutron yield at OMEGA. To check the DD yield calibration of these detectors, originally calibrated using indium activation systems, which in turn were cross-calibrated to NOVA nTOF detectors in the early 1990s, a direct in situ calibration method using CR-39 range filter proton detectors has been successfully...

2011
Allen R. Overman Richard V. Scholtz

Biomass yield of agronomic crops is influenced by a number of factors, including crop species, soil type, applied nutrients, water availability, and plant population. This article is focused on dependence of biomass yield (Mg ha(-1) and g plant(-1)) on plant population (plants m(-2)). Analysis includes data from the literature for three independent studies with the warm-season annual corn (Zea ...

2003
Wuletaw Tadesse Endashaw Bekele

The study was conducted on 50 landrace populations of grass pea at Adet Research Center, Ethiopia, using Randomised Complete Block Design in three replications to determine morphological variability and character associations. Evaluations were made on plant and yield characters from eight plants tagged randomly from each plot. The data were subjected to Analysis of Variance (ANOVA), heritabilit...

Background and purpose: One of the solutions for sludge production is to reduce that via decreasing the yield coefficient by oxic-settling anoxic process with different oxidation reduction potential (ORP) in sequencing batch reactor (SBR) activated sludge. Materials and methods: We used 2 SBR reactors (20 L volume) that were controlled online. At a steady state in reactors, some parameters suc...

2010
G. Zahedi S. Azizi

In this paper yield of nimbin extraction from neem seeds using supercritical carbon dioxide with methanol as co-solvent has been studied. In this case mass transfer coefficient in terms of Sherwood number has been estimated by a neuro-fuzzy network. Then the estimated mass transfer coefficient has been fed to the system model which is set of partial differential equations. The proposed gray box...

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