Results 81 to 90 of about 445,079 (174)

Standard Monomial Theory of RR varieties [PDF]

open access: yesarXiv, 2010
We construct the RR varieties as the fiber products of Bott-Samelson varieties over Richardson varieties. We study their homogeneous coordinate rings and standard monomial theory.
arxiv  

The transgenosis main directions in vegetable and melon production: theory and practice

open access: yesPlant Varieties Studying and Protection, 2013
The article deals with priority directions of vegetable and melon plants selection. The wide varieties of alien genetic information transferring methods during the transgenic plants creation of vegetable and melon species are grounded. The essence of the
Н. В. Лещук   +2 more
doaj   +1 more source

Hessenberg varieties of parabolic type [PDF]

open access: yesarXiv, 2017
This paper studies the geometry and combinatorics of three interrelated varieties: Springer fibers, Steinberg varieties, and parabolic Hessenberg varieties. We prove that each parabolic Hessenberg variety is the pullback of a Steinberg variety under the projection of the flag variety to an appropriate partial flag variety and we give three applications
arxiv  

Considering scientific application of RHS biological scale for plant varieties identification

open access: yesPlant Varieties Studying and Protection, 2015
Living organisms in nature harmonize through the medium of light spectrum and sound vibration. Therefore the issue of applying the scientific customization of color scale to identification of vegetative and generative parts of plans remain up to date ...
Н. В. Лещук   +2 more
doaj   +1 more source

Wild Singularities of Kummer Varieties [PDF]

open access: yesarXiv, 2019
In characteristic $p=2$, we compute the singularities of Kummer varieties arising from products of elliptic curves. This result is generalized to Kummer varieties associated to ordinary abelian varieties.
arxiv  

Updating methodological and source database of binominal denominations of introduced cultivars with elements of extrapolation

open access: yesPlant Varieties Studying and Protection, 2013
The article discloses the meaning of botanical semantics, highlights practical appliance of binary scientific botanic nomenclature during plant varieties identification.
Н. В. Лещук   +3 more
doaj   +1 more source

Varieties with small dual varieties, I

open access: yesInventiones Mathematicae, 1985
Let X be a complex projective nonlinear n-fold in IP". Let X*_IP m be the dual variety of X. Landman defines the defect of X to be def(X)=N-1- dimX*. For most examples, def(X)=0 (i.e. X* is a hypersurface). The main purpose of this paper is to investigate those varieties with positive defect. Assume that def(X)=k>0.
openaire   +3 more sources

Вплив стерилізуючих агентів, регуляторів росту, вуглеводів і гелюючих агентів на регенерацію повноцінних рослин хмелю при мікроклональному розмноженні*

open access: yesPlant Varieties Studying and Protection, 2012
Розглянуто питання розроблення технологій клонального мікророзмноження на безвірусній основі цінних і перспективних гірких сортів хмелю та вивчення морфогенетичних потенціалів різних клітин, тканин та органів хмелю в умовах культури in vitro.
А. О. Глибовець   +2 more
doaj   +1 more source

Examples of varieties of structures [PDF]

open access: yesarXiv, 2012
In this article we will introduce, among others, the variety of subcomplexes and the variety of maps between complexes of given rank. Also, varieties of $\mathfrak{g}$-structure like $\mathfrak{g}$-Grassmannian, $\mathfrak{g}$-determinantal varieties and finally the variety $\mathcal{DGLA}(E)$ of differential graded Lie algebra structures on $E$.
arxiv  

Development of multiplex PCR system for identification of glyphosate-tolerant sugar beet

open access: yesPlant Varieties Studying and Protection, 2016
Purpose. To create a multiplex system for identification glyphosate-tolerant sugar beet by using PCR. Methods. Molecular genetic analysis. Results. The article presents the results of studies to determine the parameters of the polymerase chain reaction
Л. М. Присяжнюк   +2 more
doaj   +1 more source

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