Vol. 27 No. 5 (2021): Bulgarian Journal of Agricultural Science

Agricultural Economics and Management

Economic performance of agricultural enterprises in Bulgaria

Todor Yalamov, Albena Vutsova, Martina Arabadjieva (Author)

819-828
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The improvement of dryland farming sustainable management in food-insecure areas in East Nusa Tenggara, Indonesia

Erlyna Wida Riptanti, Masyhuri Masyhuri, Irham Irham, Any Suryantini (Author)

829-837
- PDF
Study on some economic indicators, characterizing the production efficiency of raising Ile de France sheep I. Comparative analysis of economic results in different production units

Stanimira Slavova, Evgeniya Achkakanova (Author)

838-845
- PDF
Production, employment and productivity of agricultural sector in the European Union

Silvia Megyesiova (Author)

846-858
- PDF
Bulgarian agriculture in the focus of representative statistical surveys

Plamena Yovchevska (Author)

859-864
- PDF
Does Covid-19 have effects on the Indonesian horticultural subsector

Agus Dwi Nugroho (Author)

865-874
- PDF

Agroecology

Effect of blue green algae extract on three different curly parsley varieties under Sinai conditions

Wafaa Hamed Abd El-Aleem, Emad Saleh Hamed, Wael Ismail Mohamed Toaima (Author)

887-895
- PDF
Influence of IMMUNOSTART HERB feeding on the bee colonies development

Rositsa Shumkova, Ralitsa Balkanska (Author)

896-902
- PDF

Agrochemisty and Soil Science

Effect оf different fertilizer rates on some quantitative parameters of maize in pot experiment with alluvial-meadow soil

Zdravka Petkova, Lyuba Nenova, Tsetska Simeonova, Maya Benkova, Martin Nenov, Ilianа Gerassimova, Ani Katsarova, Irena Atanassova, Milena Harizanova (Author)

948-953
- PDF
The relationship between the content of heavy metals Pb and Zn in some components of the environment, fishes as food and human health

Elica Valkova, Vasil Atanasov, Tatyana Vlaykova, Tanya Tacheva, Yanitsa Zhelyazkova, Dimo Dimov, Kristian Yakimov (Author)

954-962
- PDF
The relationship between the content of heavy metals Cd and Cu in some components of the environment, fish as food and human health

Elica Valkova, Vasil Atanasov, Tatyana Vlaykova, Tanya Tacheva, Yanitsa Zhelyazkova, Dimo Dimov, Kristian Yakimov (Author)

963-971
- PDF

Plant Science

Modern notions about the pollen sterility in the vine and methods for overcoming it

Stefan Topale, Venelin Roychev (Author)

903-910
- PDF
Reaction of Bulgarian varieties of perennial ryegrass (Lolium perenne L.) to glyphosate

Plamen A. Marinov-Serafimov, Irena A. Golubinova, Aneliya I. Katova (Author)

911-918
- PDF
Productivity of Kabuli chickpeas depending on the weather conditions of the year, varieties and methods of sowing in Ukraine

Tetiana Kachanova, Tetiana Manushkina, Mykola Samoilenko, Olena Petrova, Nadiia Koloyanidi (Author)

919-925
- PDF

Plant Genetics

Yield evaluation of guar genotypes (Cyamopsis tetragonoloba L. Taub.) selected for high-density planting and mechanical harvesting

Carlos M. G. Reis, Celestino M. Almeida, Luis F. V. Peças, José P. F. Almeida (Author)

926-932
- PDF
Selection of tropical wheat lines based on classical and modern parameters of adaptability and stability

Caique Machado e Silva, Henrique Caletti Mezzomo, Cleiton Renato Casagrande, Gabriel Wolter Lima, Tiago Olivoto, Maicon Nardino (Author)

933-941
- PDF

Plant Protection

Wild annual Helianthus species as sources for resistance to some foliar pathogens on sunflower

Daniela Valkova, Valentina Encheva (Author)

942-947
- PDF

Animal Science

Turkey's animal selection and animal importation within the scopes of health and technical criteria

A. Ahmet Yücer, Ömer Altıntaş (Author)

972-979
- PDF
Insect-based diets effects on turkey meat quality

Mitko Lalev, Nadia Mincheva, Magdalena Oblakova, Pavlina Hristakieva, Ivelina Ivanova, Atanas Atanassov, Adelina Petrova (Author)

980-989
- PDF
Endocrine responses to shearing stress in pregnant Ile de France ewes with low and high basal hematocrit levels

Penka Moneva, Marina Tsaneva, Ivan Yanchev, Nikola Metodiev, Dimitar Gudev (Author)

990-995
- PDF
Synchronization of the ovulation (OvSynch) in beef cattle

Tania Todorova, Tsvetelina Todorova, Iancho Todorov (Author)

996-1001
- PDF
Phenotypic and genetic characteristics of fecundity in sheep. A review

Tanya Ivanova, Radostina Stoikova-Grigorova, Milena Bozhilova-Sakova, Maya Ignatova, Ivona Dimitrova, Veselin Koutev (Author)

1002-1008
- PDF

Agricultural Engineering

Effect of mixing speed and time on the homogeneity of multi-particle size sugarcane leaves product in horizontal paddle mixer for pelletized

Peeranat Ansuree, Somposh Sudajan, Chaiyan Junsiri, Kittipong Laloon (Author)

1009-1019
- PDF

Sustainable Agriculture

Unmanned drone multispectral imaging for assessment of wheat and oilseed rape habitus

Marina Stoyanova, Alexander Kandilarov, Vesselin Koutev, Olga Nitcheva, Polya Dobreva (Author)

875-879
- PDF
Environmental responsibility in sustainable agriculture

Eva Pechociakova Svitacova (Author)

880-886
- PDF

Agricultural Economics and Management

Economic performance of agricultural enterprises in Bulgaria

The improvement of dryland farming sustainable management in food-insecure areas in East Nusa Tenggara, Indonesia

Study on some economic indicators, characterizing the production efficiency of raising Ile de France sheep I. Comparative analysis of economic results in different production units

Production, employment and productivity of agricultural sector in the European Union

Bulgarian agriculture in the focus of representative statistical surveys

Does Covid-19 have effects on the Indonesian horticultural subsector

Agroecology

Effect of blue green algae extract on three different curly parsley varieties under Sinai conditions

Influence of IMMUNOSTART HERB feeding on the bee colonies development

Agrochemisty and Soil Science

Effect оf different fertilizer rates on some quantitative parameters of maize in pot experiment with alluvial-meadow soil

The relationship between the content of heavy metals Pb and Zn in some components of the environment, fishes as food and human health

The relationship between the content of heavy metals Cd and Cu in some components of the environment, fish as food and human health

Plant Science

Modern notions about the pollen sterility in the vine and methods for overcoming it

Reaction of Bulgarian varieties of perennial ryegrass (Lolium perenne L.) to glyphosate

Productivity of Kabuli chickpeas depending on the weather conditions of the year, varieties and methods of sowing in Ukraine

Plant Genetics

Yield evaluation of guar genotypes (Cyamopsis tetragonoloba L. Taub.) selected for high-density planting and mechanical harvesting

Selection of tropical wheat lines based on classical and modern parameters of adaptability and stability

Plant Protection

Wild annual Helianthus species as sources for resistance to some foliar pathogens on sunflower

Animal Science

Turkey's animal selection and animal importation within the scopes of health and technical criteria

Insect-based diets effects on turkey meat quality

Endocrine responses to shearing stress in pregnant Ile de France ewes with low and high basal hematocrit levels

Synchronization of the ovulation (OvSynch) in beef cattle

Phenotypic and genetic characteristics of fecundity in sheep. A review

Agricultural Engineering

Effect of mixing speed and time on the homogeneity of multi-particle size sugarcane leaves product in horizontal paddle mixer for pelletized

Sustainable Agriculture

Unmanned drone multispectral imaging for assessment of wheat and oilseed rape habitus

Environmental responsibility in sustainable agriculture

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