Open Access Research Paper Views (422) Download (12) Tetraploid monogerm lines as maternal components of sugar beet hybrids Georgi Kikindonov, Stanimir Enchev Int. J. Biosci.8( 5), 212-218, May 2016. DOI: http://dx.doi.org/10.12692/ijb/8.5.212-218 Key: Male sterilityMonogermProductivitySugar beetTetraploids Details