Abstract The paper considers the possibilities of expanding assortment plum cultivars in world production by hybridising large-fruited myrobalan ( Prunus cerasifera Ehrh.) with those Japanese salicina Lindl.) and other diploid stone fruit species. Because many years breeding work Russia, a new hybridogenous species × rossica Erem. (Russian plum) have been created, which can ensure stable supply...

Abstract The aim in this work was to monitor heavy metals plants of elderberry species. objective the research identify actual concentrations fruits and leaves studied need determine deviations content various parts arose because current ecological situation Belgorod’s area requires special attention. presence concentration different species vary greatly have following features. Increased magne...

Native kanuka (Kunzea ericoides) and adventive gorse (Ulex europaeus) stands aged 10-14 years, and not grazed by domestic stock, were studied near Nelson, New Zealand. The aim was to determine their use by introduced small mammals, and native and adventive birds, and the effects of these animals on seed rain and seedling dynamics as factors influencing vegetation succession. Seed traps were est...

HIGHLIGHTSIn an abortive ovary of hazel, an integument seldom differentiated and a mature embryo sac never developed.In an abortive ovary of hazel, pollen tube growth was arrested at the style base about 40 days after blooming. Thus, fertilization of the ovule was precluded.Ovary abortion in the four hybrid cultivars was indicated to be associated with insufficient resource availability to supp...

Red currant (Ribes rubrum L.) is a berry crop promising for cultivation in Siberia. The purpose of the work was to study elements productivity and biochemical composition fruits 17 varieties R. various origins VNIISPK breeding. This article presents results red selected by Altai. Most are highly resistant gall aphids, with exception ‘Valentinovka’, ‘Orlovskaya Zvezda’ ‘Orlovchanka’ - some years...