Merujan Galstyan

Armenian National Agrarian University | ANAU · Research Center of Ecology and Organic Agriculture

Article is about the results of small-scale agriculture pilot in lake Sevan basin (Gegharqunik region of Republik of Armenia) to demonstrate sustainable agriculture multi-crop farms in favor for food security, functional food production and healthy environment.

The development of effective technologies for the reclamation and neutralization of contamination of techno-genically polluted soils and the production of environmentally friendly products are topical problems of agricul-ture. The purpose of this work is to study the effectiveness of the use of zeolite doses in potato crops against the background o...

The researches concerning the impact of organic-mineral fertilizers and bee-pollination on the ecological function of legumes in natural phitocenosis and agrocenosis (in ordinary brown soils) of Ararat valley of the Re-public of Armenia. It has been found out, that those knobs on legume roots in natural ecosistems and agrocenosis are determined bot...

To improve the ecological state of Lake Sevan, as well as to ensure ecologically safe food product it is necessary to deny using mineral fertilizers when implementing fertilization activities in potato fields, and to apply 10t/ha organomix biohumus (7 t/ha) instead, 60 % of which should be introduced in the soil together with sowing process, while...

Increasing force of destructive phenomena and frequency of dangerous hydrometeorological events occur-rence, provoking flooding and inundation of large territories is marked. Complex genesis of the factors influencing development of process is considered: rain fall out, snow thawing, mudflows and the landslips formation, the increased water dischar...

This Armenian-English monograph has been developed at Armenian National Agrarian University (ANAU) and published within the framework of the program "Environmental Protection of Lake Sevan" (EU4Sevan) implemented through the joint financial support of EU and German Federal Ministry of Economic Cooperation and Development (BMZ). The characteristics...

The survey results conducted on the evaluation of sanitary and hygienic conditions, services and landscaping in urban forest parks of the Republic if ARMENIA.

The article, on the base of Yenoqavan community of Tavush region (Republic of Armenia) case study, analyzes and presents the importance of assessing the potential of certain forest and agroecosystem services in order to stimulate the development of ecotourism in the region. According to the results of the research, only the recreational and ecotour...

The article analyzes and presents the results of the impact studies of the Kosh stone pit on the productivity of the agro-ecological systems of the Kosh, Ujan and Avan communities in the Ashtarak district of the Republic of Armenia. Studies have shown that under the influence of tuff quarry dust, scrap, among other anthropogenic factors, decreased...

В статье представлены результаты исследования возможностей получения экологически безопасных урожаев на антропогенных почвах с использованием комбинированного удобрения (ОДТ), полученного на основе богатого калием дацитового туфа. Было выявлено, что при внесении ОДТ на фоне N120P90 обеспечен более высокий урожай и снизилось содержание тяжелых метал...

The disturbance of equilibrium in agroecological systems of Voghjaberd community and their productivity decrease are mainly due to the strong landslides occurred in that area and to the erodibility of land resources. In the mentioned community 500 ha land area is highly prone to landslides, while 200 and 380 ha land areas are averagely and slightly...

Investigations carried out in 2017-2019 under dry agricultural conditions at the Hrazdan province of the Kotayk region have disclosed that out of the two tested soil cultivation variants (deep ploughing, single disk harrowing), soil loosening with the single disk harrowing is the most efficient variant for the winter wheat cultivated in the black s...

The article, on the base of Yenoqavan community of Tavush region (Republic of Armenia) case study, analyzes and presents the im-portance of assessing the potential of certain forest and agroecosystem services in order to stimulate the development of ecotourism in the region. According to the results of the research, only the recreational and ecotou...

В статье представлены результаты проведенных исследований влияния лесной экосистемы на урожайность с/х культур, выращиваемых в прилегающих к ней агроэкосистемах. Исследованиями установлено, что при проведении одинаковых агротехнических мероприятий, чем ближе агроэкосистема расположена к лесной экосистеме, тем выше урожайность выращиваемых с/х культ...

Исследованиями установлено, что при проведении одинаковых агротехнических мероприятий, чем ближе агроэкосистема расположена к лесной экосистеме, тем выше урожайность выращиваемых с/х культур, и наоборот, чем дальше агроэкосистема от лесной системы, тем ниже их урожайность.Расчетами экономической эффективности также выявлено, что под влиянием лесной...

The study results and evaluation of the economic efficiency for equal doses of different mineral and organic fertilizers applied in the tomato vegetation experiments are introduced in the current work. The trials were conducted in 2017-2019, in the greenhouse of the “Scientific Center of Soil Science, Agri-Chemistry and Melioration”, ANAU branch; t...

The article presents the results of calculations on the economic efficiency of different methods of autumn wheat sowing using the appropriate amounts of organic and mineral fertilizers. According to the 2016-2018 survey, different methods of land cultivation (deep cultivation 20-25 cm, only loosening at 10-12 cm, "zero" cultivation) and efficient f...

The article considers the results of the studies conducted on the ecological and toxicological state of the waters in the Sotk and Masrik rivers under the influence of the Sotk mine exploitation. Upon the investigations it has been disclosed that along with the increase of the mining industry dimensions, as well as rock dump amounts, the organolept...

The results of the study of natural and agricultural landscapes (pastures, hay lands, arable lands) of communities and administrative areas neighboring the «Dilijan» National Park (NP) are presented. The studies were aimed at increasing the adaptation ability of natural and agricultural ecological systems under the climate change, reducing the vuln...

Upon the results of the field experiments carried out in conditions of Edjmiatsin province in the Armavir region, during 2017-2018, it has been found out that as a growth stimulant the peat-humic substance “Nature’s Wonder” has had a positive effect on the growth, development, as well as on the grain and straw yield capacity of the winter wheat. Th...

Experimental and theoretical articles• Биолог. журн. Армении, 4 (65), 2013 ВЛИЯНИЕ ОБРАБОТКИ И ВОЗДЕЛЫВАНИЯ РАЗЛИЧНЫХ СЕЛЬСКОХОЗЯЙСТВЕННЫХ КУЛЬТУР НА БИОЛОГИЧЕСКУЮ АКТИВНОСТЬ ПОЧВ В УСЛОВИЯХ АРАРАТСКОЙ РАВНИНЫ РА Л.Л. СИМОНЯН, М.А. ГАЛСТЯН, С.ДЖ. ТАМОЯН, М.С. МАРКОСЯН Национальный аграрный университет Армении, кафедра агроэкологии Galstyan.merujan@...

The results of the field experiments concerning the impact of organomix organic fertilizer and bio-liquid growth stimulator on the growth, development, intensity of tuber accumulation, yield capacity and marketability of the potato cultivated in the irrigated brown semi-desert soils of the Masis province at Ararat region, RA, are introduced in the...

The studies on the influence of the use of increasing the application rates of zeolite against the background of the mineral fertilizers and manure in technogenic polluted lands of Noemberyan region are presented in the article.

The article presents the results of the research on the effect of different organic, bacterial and mineral fertilizers on the accumulation dynamics of nutrients in the plants of peanuts from the World Collection as well as their yield removal under the conditions of brown semi-arid soils of Ararat plain. It has been revealed that the accumulation o...

Soil erosion is one of the serious problems of watersheds in Iran. Soil conservation effects have not been evaluated quantitatively with standard methods and in Iran the existing methods are ambiguous. Economic evaluation of soil conservation activities is difficult due to the effect of combined indexes and lack of market economic evaluation. In th...

An area of about half a hectare, belonging to the village of Syunik in Southern Armenia which was covered with mine tailings spilled from the neighboring mine tailings dam many years ago, was cleared of all the mine tailings. Then, the soil was tilled and soil amendments (zeolite, bentonite and manure) were mixed into the soil. These amendments and...

The research showed the effectiveness of biohumus and mineral fertilization and bee-pollination to the ecological function of legumes in natural ecosystems and agrocenyasis of Kotayk Marz of the Republic of Armenia. It is proved that the formation of knobs on the roots of legumes is defined by kind and an ecological condition of its growth. It is t...

The article presents the research results on the effect of organic and mineral fertilizer application, as a cultivation component, on the areas under potato and vegetable crops like carrot and cabbage, as well as storage and processing on reducing the content of nitrates in potato, carrot and cabbage. The studies showed that to produce high yield o...

To access the plant need in fertilizing the researchers suggest different methods like field and pot experients, soil tests and plant analysis, etc. Field experiment is considered as the basic one, though this method is rather complicated and labor-intensive from the point of view of carrying it our, it requires professional skills, therefore farme...

The impact of floods and wastes of closed stone ore at the Artik city on its urban agricultural land areas and on those of neighboring rural communities has been studied in the current article. The study has revealed, that in conditions of global climate changes the soil of the mentioned communities have undergone serious degradation due to the adv...

To study the state of the arable lands, pastures and grasslands of the enlarged Urtsadzor community nearby the "Khosrov Forest" state reserve and its constituent administrative areas Shaghap and Lanjanist, to compare the degradation rate for the two periods, i.e. before and after mass land privatization in RA (1991), and to compare the rate of degr...

The results of the field experiments concerning the impact of organomix organic fertilizer and bio-liquid growth stimulator on the growth, development, intensity of tuber accumulation, yield capacity and marketability of the potato cultivated in the irrigated brown semi-desert soils of the Masis province at Ararat region, RA, are introduced in the...

The results of the study of natural and agricultural landscapes (pastures, hay lands, arable lands) of communities and administrative areas neighboring the “Dilijan” National Park (NP) are presented. The studies were aimed at increasing the adaptation ability of natural and agricultural ecological systems under the climate change, reducing the vuln...

In the article are presented the study results on natural and agricultural landscapes (pastures, hay lands, arable lands) of communities and administrative areas neighboring to “Dilijan” National Park (NP). The studies aimed to increase the adaptation ability of natural and agricultural ecological systems under the climate change, reduce the vulner...

Increased soil organic matter increases the sustainability of production in wheat cultivation systems. To study the effect of chemical fertilizers and green manure on the yield and as a result, the economic profit of wheat cultivation, an experiment was done in 3 crop years2009-2012 in the agricultural land in the North of Khuzestan. The study was...

Disasters related to water, represent a significant part of natural and anthropogenic disasters. Due to seismic and geographic conditions the South-Caucasus region is particularly subjected to natural hazards, including earthquakes, landslides, avalanches, mudflows, floods, provoking the earth mass waterlogging. Because the natural and anthropogeni...

Various types of the soil-ground deposits erosions and deformities on the territory of Armenia having natural and anthropogenic origin are discussed. The assessment of damage caused by erosion in different areas of the economy, leading ultimately to desertification of large areas, mainly in mountain and foothill conditions is represented

The world’s population growth and industrial progress have increased pollution level of the aquatic environment with heavy metals. Heavy metals contained in the water pollute the soils and get into the food chain. Thus, the primary goal is to study the environment pollution level with heavy metals, including also the aquatic environment and farm pr...

For economic assessment of Sulfur application, the present research has applied Thiobacillus Bacterium and organic matter, during 2009 - 2011 for three years, in the calcareouse soil of the Research Field of Agricultural station of Gachsaran-Iran as the split- split plot experiment in the randomized complete blocks design with 18 treatments on a Va...

As the results of the study show, the application of zeolite under both irrigation and drought stress lead to a significant improvement (64 percent) in Brassica Napus seed performance. This improvement seems to be due to the high capability of zeolite in absorbing and storing water and, thus, guaranteeing sufficient irrigation to the root, reducing...