Articole ştiinţifice: Recent submissions

Now showing items 741-760 of 4690

Фитосанитарная селекция автохтонных сортов винограда

БОНДАРЧУК, В. В.; СУЛТАНОВА, О. Д.; ХАУСТОВ, Е. И. (Institutul de Genetică, Fiziologie şi Protecţie a Plantelor al AŞM, 2015)

The results of the selection of healthy clones of autochthonous varieties of grapes on the basis of data on the phytosanitary condition of the grape plantations in the Republic of Moldova, the modern methods of diagnostics, ...
Hyalesthes obsoletus is an active vector of Wood blackening in the Republic of Moldova

HAUSTOV, Evgeniy; BONDARCIUC, Victor (EDP Sciences, 2021)

Hyalesthes obsoletus (Signoret) is an important vector of Wood Blackening in the Republic of Moldova. To identify the causes of the epidemiology of this disease in vineyards, the period of flight and the preference of the ...
Оздоровление виноградной лозы от Agrobacterium vitis (var. tumefaciens) методом термотерапии

БОНДАРЧУК, В. В.; ХАУСТОВ, Е. И.; ДАДУ, Д. К. (Institul Ştiinţifico-Practic de Horticultură şi Tehnologii Alimentare din Republica Moldova, 2014)

Hot water treatment did not aff ect the growth and development of seedlings of grapes and reduced the level of the Agrobacterium vitis (var. tumefaciens) detection in naturally infested grape scions and seedlings. In the ...
Почернение древесины – фитоплазменное заболевание винограда в Республике Молдова

ХАУСТОВ, Е. И.; ДУБЧАК, М. В.; БОНДАРЧУК, В. В. (Всероссийский научно-исследовательский институт виноградарства и виноделия, 2020)

За последние десятилетия фитоплазменные заболевания с эпифитотическим характером – Золотистое пожелтение и Почернение древесины выявлены во многих виноградовинодельческих странах. В Республике Молдова, с 2017 по 2019 гг. ...
Горячая водная терапия в фитосанитарной селекции винограда

ДУБЧАК, М. В.; ХАУСТОВ, Е. И.; СУЛТАНОВА, О. Д.; БОНДАРЧУК, В. В. (Всероссийский научно-исследовательский институт виноградарства и виноделия, 2020)

Испытана возможность проведения горячей водной терапии (ГВТ) в процессе получения исходных здоровых клонов винограда методом фитосанитарного отбора. Задача ГВТ - максимальное удаление инфекционных начал фитоплазменных, ...
Агротехнический метод предупреждения распространения почернения древесины винограда

БОНДАРЧУК, В. В.; ХАУСТОВ, Е. И. (Всероссийский научно-исследовательский институт виноградарства и виноделия, 2020)

В Республике Молдова повсеместно встречается поражение кустов заболеванием фитоплазменной этиологии Почернение древесины (Bois noir). В статье рассмотрены и проанализированы факторы способствующие распространению данного ...
Influence of 1-naphthylacetic acid on pre-harvest fruit drop and quality of Idared apples

CALESTRU O. (Banat's University of Agricultural Sciences and Veterinary Medicine, 2023)

The research was carried out during 2016, in the intensive apple orchard founded near the village of Păulești, Călărași district, in the autumn of 2006 at the company S.R.L."Codru ST". The object of the study were trees ...
Eficienţa răririi fructelor de măr de soiul Renet Simirenko prin utilizarea produselor pe bază de Nad, Ana şi Ba

CALESTRU, O.; PEŞTEANU, A. (Universitatea Agrară de Stat din Moldova, 2015)

The experimental plot is placed in the orchard “Codru-ST” Ltd. founded in 2006. The study subject of the experience was Renet Simirenco apple variety grafted on M 9 rootstock. The distance of plantation is 3.5 x 1.2 m. The ...
Wavelength modulated optical reflectivity spectra of CuAl1−XGaXSe2 crystals

SYRBU, N. N.; DOROGAN, A. V.; URSAKI, V. V.; MASNIK, A. (IOP Publishing, 2010)

Exciton spectra of CuAl1 − XGaXSe2 solid solutions are investigated by wavelength modulated optical reflectivity at low temperatures (10 K). The energy position of n = 1 and 2 lines of the Γ4(A), Γ5(B) and Γ5(C) exciton ...
Sistem electric cu fiabilitate sporită pentru întreprinderile specializate în deshidratarea produselor agricole

POPESCU, Victor; VIȘANU, Vitali; URSATII, Nicolai; CECAN, Anatol; TODIRAȘ, Tatiana (Agentia de Stat pentru Proprietatea Intelectuala a Republicii Moldova, 2023)

This article presents an experimental electrical system that was developed at the Technical University of Moldova as a result of cooperation between researchers from the Electrical Engineering, Mechanical Engineering and ...
Studiul privind reducerea consumului de energie electrică în procesul de păstrare a produselor agroalimentare

POPESCU, Victor; URSATII, Nicolai; MELENCIUC, Mihail; VOLCONOVICI, Onorin; BALAN, Tatiana; ALII, Maria (Agentia de Stat pentru Proprietatea Intelectuala a Republicii Moldova, 2023)

The authors present a study on the reduction of electric energy consumption in the process of preserving agri-food products. Refrigeration facilities used to cool various easily perishable agri-food products were examined ...
Wide bandgap aeromaterials and prospects for their applications

CIOBANU, Vladimir; BRANISTE, Tudor; MONAICO, Eduard; TIGINYANU, Ion (Deutschen Physikalischen Gesellschaft, 2023)

We report on the fabrication of aeromaterials based on GaN, Ga2O3, TiO2 and Zn2TiO4 using hydride vapor phase epitaxy (HVPE) or Atomic Layer Deposition (ALD) approaches. The fabrication process is based on growth of the ...
Impedancemeter with simulated resonance

NASTAS, Vitalie; NICOLAEV, Pavel (Technical University “Gheorghe Asachi” of Iași, 2010)

An impedancemeter based on the method of simulated resonance for impedance components measuring is presented. The impedancemeter is based the on serial resonant measuring circuit and containing an impedance simulator as ...
Metrological simulators of impedance with algorithmic structure

NASTAS, Vitalie (Technical University “Gheorghe Asachi” of Iași, 2010)

Paper contains systematization of the material in the domain of metrological simulators of impedance with algorithmic structure (MS-A, for simplicity), used as reference elements on impedance measurement. There are presented ...
Determination of electric and electromechanic converters’ parameters

AMBROS, Tudor (Technical University “Gheorghe Asachi” of Iași, 2010)

The paperwork presents the principles of determination of the inductance of the electric and electromechanical converters’ windings applying the” finite element” method. The method reduces the difficult calculus usually ...
The algorithm of tuning controllers to the model object with inertia, advance and time delay in the cascade control system

COJUHARI, Irina (Technical University “Gheorghe Asachi” of Iași, 2010)

This paper proposes a tuning algorithm of linear controllers P, PI, PID in the multiple-loop feedback control systems. The control object consists of two subprocesses, which are described by the dynamical models with ...
Impedancemeter with simulated resonance

NASTAS, Vitalie; NICOLAEV, Pavel (Technical University “Gheorghe Asachi” of Iași, 2010)

An impedancemeter based on the method of simulated resonance for impedance components measuring is presented. The impedancemeter is based the on serial resonant measuring circuit and containing an impedance simulator as ...
Armature’s reaction in synchronous devices with smooth magnetic gap

AMBROS, Tudor; URSATII, Nicolae (Technical University “Gheorghe Asachi” of Iași, 2010)

The paperwork illustrates a synchronous generator with permanent magnets where the winding is mounted directly on the interior side of the no slotted armature, which simplifies the design technology for this type of ...
Caracteristicile electromagnetice în generatorul sincron axial cu magneți permanenți

URSATII, Nicolai; VOLCONOVICI, Ina (Universitatea Agrară de Stat din Moldova, 2020)

Scopul cercetărilor prevede: Studierea problemei câmpului magnetic în generatorul sincron axial cu două rotoare excitat de magneții permanenți. Pentru realizarea scopului propus au fost înaintate următoarele obiective: ...
Argumentarea parametrilor constructivi-tehnologici ai motoarelor de acționare a compresoarelor depozitelor frigorifice de păstrare a fructelor

URSATII, Nicolai; VOLCONOVICI, Ina (Universitatea Agrară de Stat din Moldova, 2020)

Scopul lucrării este obținerea soluțiilor de majorare a factorului de putere si a randamentului motorului de acționare a compresoarelor depozitelor frigorifice de păstrare a fructelor. Pentru realizarea scopului propus au ...

Now showing items 741-760 of 4690

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