نتایج جستجو برای: mosaic

تعداد نتایج: 21042  

2010
E. F. Botany Mohamed

The current study was carried out to evaluate the effect of some growth retardants such as alar, ethrel, cycocel and paclobutrazol with different concentrations (50, 100, 150 and 200 ppm.) on maize dwarf mosaic virus (MDMV) in vitro and in vivo. In vitro experiment, growth retardants reduced the occurrence of mosaic symptoms on maize plants. These percentages were reduced to 40%. Paclobutrazol ...

2008
Kurt H. Riitters James D. Wickham Timothy G. Wade

The composition of a landscape is a fundamental indicator in land-cover pattern assessments. The objective of this paper was to evaluate a landscape composition indicator called ‘landscape mosaic’ as a framework for interpreting land-cover dynamics over a 9-year period in a 360,000 km study area in the southern United States. The indicator classified a land parcel into one of 19 possible landsc...

Journal: :Bioinformatics 2002
Dirk Husmeier Frank Wright

MOTIVATION As a result of recombination or rate variation, a DNA sequence alignment may have a mosaic structure, where different segments correspond to different evolutionary histories. While several methods have been developed to predict DNA mosaic structures, they do not properly address the question of whether the predicted segmentation itself is statistically significant, or whether it is s...

Journal: :journal of agricultural science and technology 2012
h. massumi m. maddahian j. heydarnejad a. hosseini pour a. farahmand

alfalfa crops were surveyed for the incidence of alfalfa mosaic virus (amv), cucumber mosaic virus (cmv), peanut stunt virus (psv), bean leaf roll virus (blrv), bean yellow mosaic virus (bymv) and bean common mosaic virus (bcmv) in the major growing areas in the southeast and central regions of iran. samples were collected between may 2009 and march 2011 and analyzed for viral infection initial...

2016
Donald Freed Jonathan Pevsner

De novo mutation is highly implicated in autism spectrum disorder (ASD). However, the contribution of post-zygotic mutation to ASD is poorly characterized. We performed both exome sequencing of paired samples and analysis of de novo variants from whole-exome sequencing of 2,388 families. While we find little evidence for tissue-specific mosaic mutation, multi-tissue post-zygotic mutation (i.e. ...

2015
Kamonpun Ussavarungsi Augustine S. Lee Charles D. Burger

A mosaic pattern of lung attenuation on chest computed tomography (CT) may be due to various etiologies. There is limited published data on CT results when used to evaluate pulmonary hypertension (PH). We retrospectively studied the frequency of mosaic pattern in patients with PH and the cause of the PH by diagnostic group, as well as the correlation between the mosaic pattern and the following...

1996
Michal Irani P Anandan Jim Bergen Rakesh Kumar Steve Hsu David Sarno

Recently, there has been a growing interest in the use of mosaic images to represent the information contained in video sequences. This paper systematically investigates how to go beyond thinking of the mosaic simply as a visualization device, but rather as a basis for an eecient and complete representation of video sequences. We describe two diierent types of mosaics called the static and the ...

Journal: :Sig. Proc.: Image Comm. 1996
Michal Irani P. Anandan James R. Bergen Rakesh Kumar Steven C. Hsu

Recently, there has been a growing interest in the use of mosaic images to represent the information contained in video sequences. This paper systematically investigates how to go beyond thinking of the mosaic simply as a visualization device, but rather as a basis for an eecient and complete representation of video sequences. We describe two diierent types of mosaics called the static and the ...

Journal: :journal of agricultural science and technology 2012
n. sokhandan- bashir m. gillings j. bowyer

there is a high degree (>95%) of intraspecies similarity in the coat protein (cp) amino acid sequences within passionfruit woodiness virus (pwv) and cucumber mosaic virus (cmv), both infecting passionfruit vine in new south wales. on this basis, a dual transgene containing the translatable cdnas coding for the cps of pwv and cmv was constructed in the binary vector pbi121 and used for transform...

ژورنال: علوم آب و خاک 2005
بهروز جعفرپور, , اعظم زین الدینی, , ماهرخ فلاحتی رستگار, ,

The study of dispersion of alfalfa mosaic virus (ALMV) infection based on DAS-ELISA indicated that the fields of Alfalfa, potatoes and tomatoes from Chenaran, Ghochan, Shirvan, Mashhad, Neishaboor and Torbat Heydarieh were infected with the virus. The Statistical analysis indicated that the amount of infection did not differ in the surveyed regions and total mean of infection was 53 percent. Th...

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