23
MAR
2017
Heterosis and degrees of dominance of grain yield and grain yield elements in maize hybrids in different groups of ripeness
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M. Ilchovska* Maize Research Institute, 5635 Knezha, Bulgaria (Manuscript received 10 Juny 2016; accepted for publication 29 November 2016) Abstract. This study is conducted in the period 2014 – 2015 in the experimental field of the Maize Institute, Knezha by using an agro technique a
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DEC
2016
Heterosis manifestations by survival and larval duration of F1 Bombyx mori L. Hybrids reared with artificial diet
R. Guncheva1*, M. Panayotov1, P. Tsenov2, Y. Dimitrova2 1Department of Animal Science – Non-ruminants and other Animals, Faculty of Agriculture, Trakiа University, 6000 Stara Zagora, Bulgaria 2Sericulture and Agriculture Experiment Station, 3000 Vratsa, Bulgaria (Manuscript rece
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JUN
2015
Influence of the direction of crossing on activities of heterosis regarding the height of plants and number of leaves in Burley tobacco hybrids
Ts. Radoukova1*, Y. Dyulgerski2, L. Dospatliev3 1Department of Botany and Teaching methods in Biology, Faculty of Biology, Plovdiv University “Paisii Hilendarski”, 24 Tzar Assen, 4000 Plovdiv, Bulgaria 2Tobacco and Tobacco Products Institute Markovo, 4108 Plovdiv, Bulgaria 3Department
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MAR
2015
Influence of the direction of crossing on heterosis and transgression events in relation to the length of the vegetative period of Burley tobaccos variety group
Y. Dyulgerski2, T. Radoukova2*, L. Dospatliev3 1Tobacco and Tobacco Products Institute, Markovo, 4108 Plovdiv, Bulgaria 2Department of Botany and MOB, Faculty of Biology, Plovdiv University “Paisii Hilendarski”, 24 Tzar Assen, 4000 Plovdiv, Bulgaria 3Department of Pharmacology, Animal
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