| Lycopene content and colour of ripening tomatoes as affected by environmental conditions S Brandt, Z Pék, É Barna, A Lugasi, L Helyes Journal of the Science of Food and Agriculture 86 (4), 568-572, 2006 | 406 | 2006 |
| Effect of grafting on the tomato's yield, quality and main fruit components in spring forcing A Pogonyi, Z Pék, L Helyes, A Lugasi Acta Alimentaria 34 (4), 453-462, 2005 | 170 | 2005 |
| Physiological responses of selected vegetable crop species to water stress E Nemeskéri, L Helyes Agronomy 9 (8), 447, 2019 | 152 | 2019 |
| Tomato fruit quality and content depend on stage of maturity L Helyes, Z Pék, A Lugasi HortScience 41 (6), 1400-1401, 2006 | 134 | 2006 |
| Color changes and antioxidant content of vine and postharvest-ripened tomato fruits Z Pék, L Helyes, A Lugasi HortScience 45 (3), 466-468, 2010 | 120 | 2010 |
| Effect of irrigation on processing tomato yield and antioxidant components L Helyes, A Lugasi, Z Pek Turkish Journal of Agriculture and Forestry 36 (6), 702-709, 2012 | 102 | 2012 |
| Effect of natural light on surface temperature and lycopene content of vine ripened tomato fruit L Helyes, A Lugasi, Z Pék Canadian journal of plant science 87 (4), 927-929, 2007 | 86 | 2007 |
| Physiological factors and their relationship with the productivity of processing tomato under different water supplies E Nemeskéri, A Neményi, A Bőcs, Z Pék, L Helyes Water 11 (3), 586, 2019 | 84 | 2019 |
| Effects of the growing methods and conditions on the lycopene content of tomato fruits S Brandt, A Lugasi, É Barna, J Hóvári, Z Pék, L Helyes Acta Alimentaria 32 (3), 269-278, 2003 | 79 | 2003 |
| Irrigation demand of tomato according to the results of three decades L Helyes, G Varga V International Symposium on the Processing Tomato 376, 323-328, 1993 | 75 | 1993 |
| HPLC analysis of carotenoids from tomatoes using cross-linked C18 column and MS detection HG Daood, G Bencze, G Palotas, Z Pek, A Sidikov, L Helyes Journal of Chromatographic Science 52 (9), 985-991, 2014 | 74 | 2014 |
| Formation of certain compounds having technological and nutritional importance in tomato fruits during maturation L Helyes, A Lugasi Acta alimentaria 35 (2), 183-193, 2006 | 72 | 2006 |
| Combined inoculation of arbuscular mycorrhizal fungi, Pseudomonas fluorescens and Trichoderma spp. for enhancing defense enzymes and yield of three pepper cultivars. NH Duc, Z Mayer, Z Pék, L Helyes, K Posta Applied Ecology & Environmental Research 15 (3), 2017 | 67 | 2017 |
| Effect of variety and grafting on lycopene content of tomato ( Lycopersicon lycopersicum L. Karsten) fruit L Helyes, A Lugasi, A Pogonyi, Z Pék Acta Alimentaria 38 (1), 27-34, 2009 | 67 | 2009 |
| Effect of irrigation on yield parameters and antioxidant profiles of processing cherry tomato Z Pék, P Szuvandzsiev, H Daood, A Neményi, L Helyes Open Life Sciences 9 (4), 383-395, 2014 | 64 | 2014 |
| Determination of polyphenols, capsaicinoids, and vitamin C in new hybrids of chili peppers Z Nagy, H Daood, Z Ambrózy, L Helyes Journal of analytical methods in chemistry 2015 (1), 102125, 2015 | 61 | 2015 |
| The effect of natural light on changes in antioxidant content and color parameters of vine-ripened tomato (Solanum lycopersicum L.) fruits Z Pék, P Szuvandzsiev, A Nemenyi, L Helyes, A Lugasi HortScience 46 (4), 583-585, 2011 | 55 | 2011 |
| Yield and quality of mycorrhized processing tomato under water scarcity J Bakr, HG Daood, Z Pék, L Helyes, K Posta Applied Ecology and Environmental Research 15 (1), 401-413, 2017 | 54 | 2017 |
| A paradicsom és termesztése L Helyes, Z Pék Syca Szakkönyvszolgálat, 1999 | 53 | 1999 |
| Carotenoid and antioxidant content of ground paprika from indoor-cultivated traditional varieties and new hybrids of spice red peppers HG Daood, G Palotas, G Palotas, G Somogyi, Z Pek, L Helyes Food Research International 65, 231-237, 2014 | 52 | 2014 |