Articles

10.3897/biorisk.17.77484

21-04-2022

Unique: 497 | Total: 946

Reprint: € 3,60

357-365

Research Article

Influence of some environmental factors on the distribution of zooplankton complexes in Mandra Reservoir, in Southeastern Bulgaria

Eleonora Fikovska, Dimitar Kozuharov, Marieta Stanachkova

10.3897/biorisk.17.77368

21-04-2022

Unique: 487 | Total: 911

Reprint: € 4,80

343-355

Research Article

Pteromalid fauna (Hymenoptera, Pteromalidae) in oilseed rape (Brassica napus L.) fields in Bulgaria – species composition and perspectives for biological control

Ivaylo Todorov, Toshko Ljubomirov, Vlada Peneva

10.3897/biorisk.17.77454

21-04-2022

Unique: 594 | Total: 1084

Reprint: € 4,80

329-342

Research Article

Monitoring bumblebee pollinator visits to the medicinal plant Gentiana asclepiadea L. (Gentianacese) – a comparison between the periods 1990–1994 and 2017–2020

Ekaterina Kozuharova, Vasil Simeonov

10.3897/biorisk.17.76577

21-04-2022

Unique: 516 | Total: 918

Reprint: € 3,60

317-327

Research Article

Plant products with acetylcholinesterase inhibitory activity for insect control

Borislav Georgiev, Milena Nikolova, Ina Aneva, Anatoli Dzhurmanski, Boriana Sidjimova, Strahil Berkov

10.3897/biorisk.17.77052

21-04-2022

Unique: 612 | Total: 1094

Reprint: € 2,60

309-315

Research Article

Pollinators of Lavandula angustifolia Mill., an important factor for optimal production of lavender essential oil

Hristo Valchev, Zdravko Kolev, Bilyana Stoykova, Ekaterina Kozuharova

10.3897/biorisk.17.77364

21-04-2022

Unique: 793 | Total: 1432

Reprint: € 3,60

297-307

Research Article

Evaluation of viral infection levels in intensive and organic poultry farming

Plamen M. Kirov, Radostina I. Alexandrova

10.3897/biorisk.17.77398

21-04-2022

Unique: 504 | Total: 996

Reprint: € 3,60

287-296

Research Article

Organic vs conventional farming of oil-bearing rose: Effect on essential oil and antioxidant activity

Mima Todorova, Ana Dobreva, Nadezhda Petkova, Neli Grozeva, Mariya Gerdzhikova, Petya Veleva

10.3897/biorisk.17.77488

21-04-2022

Unique: 599 | Total: 1115

Reprint: € 4,80

271-285

Research Article

Sexually-manifested variations in pigmentation of Boeckella poppei (Copepoda, Calanoida) from Livingston Island (Maritime Antarctica)

Ivan Pandourski, Vesela Evtimova, Lyubomir Kenderov

10.3897/biorisk.17.75988

21-04-2022

Unique: 413 | Total: 831

Reprint: € 2,60

263-269

Data Paper

Seasonal variations of the microflora of wedge clam Donax trunculus (Linnaeus, 1758) from the region of Arkutino (Bulgarian Black Sea aquatory)

Sevginar Ibryamova, Borislava Pavlova, Elitca Stanachkova, Seniha Salim, Aysel Lyatif, Dimitar Dimitrov, Darina Bachvarova, Nesho Chipev, Nikolay Natchev, Tsveteslava Ignatova-Ivanova

10.3897/biorisk.17.77097

21-04-2022

Unique: 409 | Total: 808

Reprint: € 3,60

253-262

Research Article

Seasonal changes in the pro/antioxidant status of mussels Mytilus galloprovincialis (Lamarck, 1819) from Bulgarian Black Sea coastal habitats

Elina Tsvetanova, Almira Georgieva, Nesho Chipev, Albena Alexandrova

10.3897/biorisk.17.77279

21-04-2022

Unique: 441 | Total: 846

Reprint: € 3,60

241-251

Research Article

Influence of proline and methyl jasmonate priming on in vitro seed germination and seedling development of Chelidonium majus L

Iva Doycheva

10.3897/biorisk.17.77465

21-04-2022

Unique: 515 | Total: 978

Reprint: € 4,80

227-240