| Biological activity of essential oils of four juniper species and their potential as biopesticides I Semerdjieva, VD Zheljazkov, T Radoukova, I Dincheva, N Piperkova, ... Molecules 26 (21), 6358, 2021 | 21 | 2021 |
| Seed gall nematode Anguina tritici in Bulgaria: nematode impact on wheat growth and grain yield M MOHAMEDOVA, N PIPERKOVA AgroLife Scientific Journal 2 (2), 2013 | 18 | 2013 |
| Biochemical responses of Peach leaves infected with Taphrina deformans Berk./Tul L Koleva-Valkova, N Piperkova, V Petrov, A Vassilev Acta Universitatis Agriculturae et Silviculturae Mendelianae Brunensis 65 (3 …, 2017 | 9 | 2017 |
| Molecular analysis of the complete genome of an unusual virus detected in sweet cherry (Prunus avium) in Bulgaria S Milusheva, J Phelan, N Piperkova, V Nikolova, M Gozmanova, D James European journal of plant pathology 153, 197-207, 2019 | 7 | 2019 |
| Characterization of Macrophomina phaseolina and Fusarium spp. isolates from sunflower. N Piperkova, M Zarkova, B Ahmed Agricultural Sciences/Agrarni Nauki 8 (19), 2016 | 7 | 2016 |
| Anatomical Changes in Peach Leaves Infected by Taphrina deformans (Berk.) Tul IB Semerdijeva, NG Piperkova, MV Zarkova, LH Koleva-Valkova Ecol. Balk 5, 101-106, 2014 | 6 | 2014 |
| Essential Oil Composition of Seven Bulgarian Hypericum Species and Its Potential as a Biopesticide I Semerdjieva, VD Zheljazkov, I Dincheva, N Piperkova, V Maneva, ... Plants 12 (4), 923, 2023 | 4 | 2023 |
| First Report of Dactylonectria pauciseptata Associated with Black Foot of Grapevine and Root Rot of Plum in Bulgaria N Piperkova, A Cabral, M Mohamedova, S Milusheva, H Oliveira Plant disease 101 (12), 2146-2146, 2017 | 4 | 2017 |
| Physiological state and photosynthetic activity of infected by Taphrina deformans (Berk.) Tul. peach leaves. N Piperkova, A Vasilev Rasteniev" dni Nauki 37 (7), 501-508, 2000 | 4 | 2000 |
| Symptoms, etiology and control of sooty blotch and flyspeck in Bulgaria N PIPERKOVA, I YONKOVA Türk Tarım ve Doğa Bilimleri Dergisi 1 (Özel Sayı-1), 817-822, 2014 | 3 | 2014 |
| In vitro screening of fungicides for yeast like form of Taphrina deformans/Berk./Tul. N Piperkova Scientific Works of the Agricultural University, Plovdiv 6 (16), 2014 | 3 | 2014 |
| Changes in water relations, leaf gas exchange and elemental composition of peach leaves infected with Taphrina deformans (Berk.) Tul. N Piperkova | 1 | 2023 |
| Studies on flower bud drop in irrigated Kazanluk roses, Rosa damascena. D Koseva, Z Atanasov, G Zolotovich, R Decheva, N Piperkova | 1 | 1972 |
| First report of the occurrence of Pestalotiopsis sp. on blueberry in Bulgaria - morphology and pathogenicity - N Piperkova | | 2023 |
| Ultrastructural changes of mesophyll cells in peach leaves infected by Taphrina deformans (Berk/Tul) N Piperkova, A Vassillev Acta Agrobotanica 76, 2023 | | 2023 |
| Preliminary study on the Podosphaera sp. causative agent of powdery mildew on Prunus cerasifera in Bulgaria. D Aleksandrova, N Piperkova, P Ivanov, S Milusheva | | 2022 |
| Juniper essential-oil composition and bioactivity as a function of species and sex I Semerdjieva, VD Zheljazkov, T Radoukova, M Kacaniova, V Maneva, ... Facta Universitatis, Series: Physics, Chemistry and Technology 16 (1), 118, 2018 | | 2018 |
| Development of Phragmidium mucronatum in conventional, integrated and organic farming systems of oil-bearing rose (Rosa damascena Mill.). N Piperkova, T Shirilinkova | | 2016 |
| IN VITRO СКРИНИНГ НА ФУНГИЦИДИ СПРЯМО TAPHRINA DEFORMANS/BERK./TUL. N Piperkova | | 2014 |
| Study of some cultural and biochemical characteristics of Taphrina deformans (Berk) Tul N Piperkova, M Zarkova, K Sakakusheva | | 2004 |
