Progress in Plant Protection > 2010 > 50 > 1
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journal ISSN : | 1427-4337 |
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Bibliography
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Bryk H. 2006. Perspektywy ochrony sadów przed chorobami w systemie ekologicznym. Prog. Plant Protection/Post. Ochr. Roślin 46 (1): 424–432.
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Goszczyński W., Cimanowski J., Zwierz J., Rejnus M. 1993. Investigation on injury threshold for powdery mildew on Cortland apple. J. Fr. Orn. Pl. Res. 1 (3): 85–91.
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Granatstein D. 2004. Research directions for organic tree fruit production in North and South America. Acta Hortic. 638: 369–374.