[Ikase, L., Dumbravs, R. (2004). Apple breeding for disease resistance in Latvia. Acta Horticulturae, 663 (2), 713-716.10.17660/ActaHortic.2004.663.127]Search in Google Scholar
[Ikase, L., Lācis, G. (2013). Apple breeding and genetic resources in Latvia. Acta Horticulturae, 976, 69-74.10.17660/ActaHortic.2013.976.5]Search in Google Scholar
[Kazlauskaya, Z. A., Samus, V. A. (2011). Evaluation and selection of fruit rootstocks in Belarus. Acta Horticulturae, 903 (1), 371-378.10.17660/ActaHortic.2011.903.48]Search in Google Scholar
[Kazlouskaya, Z., Hashenko, T., Vaseha, V.., Yarmolich, S. (2013). Breeding of new apple cultivars in Belarus. Proc. Latvian Acad. Sci, Section B, 67 (2), 94-100.10.2478/prolas-2013-0015]Search in Google Scholar
[Kozlovskaya, Z. A., Samus, V. A. (eds.) (2015). The Modem Assortment of Orchards in Belarus [Под ред. Козловской 3. А., Самуся В. А. Современный сортимент садовых насаждений Беларуси]. Belo- ruskaya Nauka, 265 рр. (in Russian).]Search in Google Scholar
[Kviklys, D. (2006). Apple and pear rootstock research in Lithuania. Sodininkystë ir Darþininkustë, 25 (3), 3-12.]Search in Google Scholar
[Kviklys, D., Kviklienė, N., Bite, A., Lepsis, J., Lakut, T., Haak, E. (2006). Baltic fruit rootstocks studies: Evaluation of 12 rootstocks for apple cultivar ‘Auksis’. Sodininkystë ir Darþininkystë, 25 (3), 334-341.]Search in Google Scholar
[Lepsis, J., Bite, A., Kviklys, D. and Univer, N. (2014). Evaluation of ‘Auksis’apple trees on dwarfing rootstocks in the Baltic region. Acta Horticulturae, 1058, 601-606.10.17660/ActaHortic.2014.1058.77]Search in Google Scholar
[Palmer, J. W. (2011). Changing concepts of efficiency in orchard systems. Acta Horticulturae, 903 (1), 41-49.10.17660/ActaHortic.2011.903.1]Search in Google Scholar
[Przybyla, A. A., Kantorowicz-Bąk, M., Tomala, K. (2009). New Polish winter cultivars of apple. Acta Horticulturae, 814, 193-198.10.17660/ActaHortic.2009.814.25]Search in Google Scholar
[Robinson, T. L. (2007). Effect of tree density and tree shape on apple orchard performance. Acta Horticulturae, 732, 405-414.10.17660/ActaHortic.2007.732.61]Search in Google Scholar
[Robinson, T. L., Hoying, S. A. (2011). The tall spindle planting system: principles and performace. Acta Horticulturae, 903 (2), 673-679.10.17660/ActaHortic.2011.903.79]Search in Google Scholar
[Samus, V., Gadzhiev, S., Poplavskiy, V., Drabudko, N. (2006). Rootstocks of fruit crops in Belarus. Sodininkystë ir Darþininkystë, 25 (3), 34-38.]Search in Google Scholar
[Skrivele M., Dimza I., Rubauskis E. (2000). The cropping of nine apple cultivars as influenced by two different rootstocks. Fruit Science, 207, 100-103.]Search in Google Scholar
[Skrivele, M., Rubauskis, E., Ikase, L. (2011). Apple rootstocks in Latvian Orchards-situation and tendencies. Acta Horticulturae, 903, 363-370.10.17660/ActaHortic.2011.903.47]Search in Google Scholar
[Skrīvele, M., Ikase, L. (2013). Latvijas âbeles [Apples of Latvia]. Jumava, Rîga, 136 lpp. (in Latvian).]Search in Google Scholar
[Skrīvele, M., Kaufmane, E., Strautiņa, S., Ikase, L., Ruisa, S., Rubauskis, E., Blukmanis, M., Segliòa, D. (2008). Overview of fruit and berry growing in Latvia. In: Proceedings of International Scientific Conference „Sustainable Fruit Growing: From Plant To Product”, 28-31 May 2008, Jûrmala - Dobele. Latvia State Institute of Fruit-Growing, Dobele, pp. 5-14. ]Search in Google Scholar
[Stehr, R. (2011). Apple crop and fruit quality influenced by low and high planting densities on M.9 and M.27 rootstocks in Northen Germany. Acta Horticulturae, 903 (2), 673-679.]Search in Google Scholar
[Szklarz, M. (2004). Evaluation of apple cultivars with different susceptibility to scab (Venturia inaequalis ADERH.). J. Fruit Ornam. Plant Res., 12, 89-95.]Search in Google Scholar
[Univer, T., Kviklys, D., Lepsis, J., Univer, N. (2010). Early performance of ‘Auksis’ apple trees on dwarfing rootstocks in the Baltic region. Agron. Res., 8 (III), 743-748.]Search in Google Scholar
[Uselis, N. (2006). Influence of rootstocks and planting schemes of apple tree cv. ‘Ligol’ on productivity and fruit quality. Sodininkystë ir Darþininkystë, 25 (3), 151-157.]Search in Google Scholar