scholarly journals Assessment of Some Sweet Cherry Cultivars in Comparison with Their Genitors under the Conditions of the North-Eastern Area of Romania

2018 ◽  
Vol 47 (1) ◽  
pp. 207-212
Author(s):  
Elena IUREA ◽  
Sorina SIRBU ◽  
Margareta CORNEANU ◽  
Mădălina BUTAC ◽  
Irina TITIRICĂ ◽  
...  

Starting with 1981, the objectives of the breeding programmes in the Research Station for Fruit Growing (RSFG) Iaşi, Romania, took into consideration the on-going improvement of the sweet cherry assortment with cultivars having fruit-bearing precocity, with great productions, self-fertile, with decreased trees’ vigour, crown compactness, resistant to anthracnose, monilia, frost and fruit’s cracking, flowering lateness, superior quality of the fruits and ripening time at the extremities of the sweet cherries’ maturation season. As a result of the breeding programmes that took place up till present at RSFG Iaşi, 28 new sweet cherry cultivars, obtained through controlled hybridization, free pollination and conservative clonal selection, were homologated during 1994-2017. The present results refer to a study led during 2015-2017, having as biological material nine sweet cherry cultivars (‘Cetăţuia’, ‘Cătălina’, ‘Golia’, ‘Bucium’, ‘Ştefan’, ‘Iaşirom’, ‘Oana’, ‘Radu’ and ‘Ludovan’) obtained through controlled hybridization. The comparision of the cultivars has been performed versus their genitors ‘Van’ (♀) and ‘Boambe de Cotnari’(♂). There have been taken observations and determinations concerning the trees’ vigour, resistance to frost and anthracnosis, the main growing and fructification phenophases, physical and chemical treats of the fruit. The highest values regarding fruit’s weight (7.5-8.9 g) have been recorded for the ‘Ludovan’, ‘Bucium’, ‘Ştefan’, ‘Iaşirom’ and ‘Golia’ cultivars, while the values of the soluble substance content have been between 15.20-19.25 °Brix, the titratable acidity has been between 0.455-0.764 g malic acid 100 mL-1 of fresh juice and the total content of polyphenols has recorded values between 97.41-574.95 mg GAE 100 mL-1 of fresh juice. The hybridization between ‘Van’ and ‘Boambe de Cotnari’ has allowed the obtaining of valuable cultivars, that got remarked by earliness (‘Cetăţuia’, ‘Cătălina’), decreased trees’ vigour (‘Ştefan’, ‘Golia’), particular quality of the fruits (‘Ludovan’, ‘Iaşirom’, ‘Golia’, ‘Bucium’, ‘Ştefan’, ‘Oana’, ‘Radu’) and resistance to diseases and frost (‘Bucium’, ‘Iaşirom’).

2021 ◽  
Vol 0 (0) ◽  
Author(s):  
Margareta Corneanu ◽  
Elena Iurea ◽  
Sorina Sirbu

Abstract The studies were performed for four consecutive years (2016–2019) at the Fruit Growing Research Station (North-East part of Romania), using eleven sweet cherry genotypes as research material. Five of them are new cherry cultivars – ‘Cătălina’, ‘Andreiaş’, ‘Maria’, ‘George’, and ‘Margonia’ – obtained by means of controlled hybridization or open pollination, and six of them are their progenitors (‘Van’, ‘Boambe de Cotnari’, ‘Stella’, ‘Fromm’, ‘Ciliegia di Ottobre’, and the ‘HC 27/4’ hybrid). The experiment compared the traits of new cultivars with those of their progenitors. The following traits were evaluated: tree vigor, frost damage, the phenological stages, and the physical and chemical traits of the fruit. The highest values concerning the fruit's weight have been recorded for ‘Andreiaş’ (10.0 g) and ‘Maria’ (7.6 g), the content of soluble substance was between 16.6 and 19.5°Brix, the titratable acidity was between 0.413 and 0.675 mg malic acid·100 mL−1 juice, and the total content of polyphenols was recorded with values between 268.00 and 488.75 mg GAE·100 mL−1 of fresh juice. The new cultivars have mostly superior traits, especially frost damages, productivity, fruit quality, and fruit's cracking percentage compared with their parental genotypes.


2019 ◽  
Vol 47 (3) ◽  
Author(s):  
Elena IUREA ◽  
Margareta CORNEANU ◽  
Mădălina MILITARU ◽  
Sorina SÎRBU

The research concerning the improvement of the cherry assortment, the cultivars’ quality and the avoiding of market crowding with fresh cherries only on a short term are extremely important objectives for cherries’ breeding. To accomplish some of these objectives, during 1981-2017, hybridization and selection of hybrids were performed at the Research Station for Fruit Growing Iași (RSFG Iași), in the N-E part of Romania, concluding with a series of promising hybrid selections. They have been grafted, planted and studied in trial fields. Therefore, during 1994-2016, RSFG Iași released 28 sweet cherry cultivars with high quality fruits and different maturation stages. In the studies performed during 2014-2017, there were analysed three new sweet cherry cultivars (‘Elaiaşi’, ‘Muşatini’ and ‘Croma’), obtained through controlled hybridization. The comparison of these new cultivars was performed against ‘Van’, used as control, this being a well-known cultivar in the orchards from the study area. Observations and measurements concerning the main phenological stages, natural fertility, physical features, organoleptic, quality and chemical traits of fruit were registered. The cultivars with the biggest dimensions of the fruits were ‘Elaiaşi’ and ‘Croma’ (with a weight between 8.9 and 9.4 g and a fruits’ diameter between 25.2 and 26.6 mm), having significantly larger dimensions in comparison with ‘Van’. In the new investigated cherry cultivars, the values of soluble solids content were comprised between 17.0 and 20.2 °Brix, titratable acidity was between 0.46 - 0.57 mg of malic acid 100 mL-1 juice and the total polyphenols content was recorded between 382.87 - 780.25 mg GAE 100 mL-1 of fresh juice.   ********* In press - Online First. Article has been peer reviewed, accepted for publication and published online without pagination. It will receive pagination when the issue will be ready for publishing as a complete number (Volume 47, Issue 3, 2019). The article is searchable and citable by Digital Object Identifier (DOI). DOI link will become active after the article will be included in the complete issue. *********


2008 ◽  
pp. 841-848 ◽  
Author(s):  
L. San Martino ◽  
F.A. Manavella ◽  
D.A. García ◽  
G. Salato

Author(s):  
Ioana Virginia Berindean ◽  
Elena Tămaş ◽  
Oana Maria Toderic ◽  
Ioan Zagrai

Sweet cherry (Prunus avium L.), originated around the Caspian and Black Sea, is an important fruit tree species of economic interest, and hence, breeding and conservation are requested (. Genetic analysis at the molecular level can be used effectively to study molecular polymorphism existing between intraspecific and interspecific tree species and phylogenetic relationships between them and their hybrids. The purpose of this study was to characterize and determine genetic relationships among the sweet cherry native genotypes belonging to Fruit Research & Development Station Bistrita, Romania, using RAPD markers. To eliminate the existence of possible synonyms from national romanian collection, we collect four Van cultivars, from four different national collection. For molecular analysis of the 16 varieties of sweet cherry were considered 13 RAPD primers selected from the literature. They were later used to determine the genetic variability at the molecular level using PAST program, and the dendrogram was generated based on Jaccard’s genetic distance. The dendrogram constructed by PAST software. The quantity and quality of the DNA obtained was suitable to achieve PCR amplification step. Only seven out of the 13 RAPD primers have generate polymorphic bands. The rest of seven were monomorphics. The most polymorphic primer was OPB10 which generated 11 bands from which 100% were polymorphic.Seven RAPD primers generated a high level of polymorphism which allowed to divide these cherry varieties into two groups according to their genetic geographical origin and the pedigree.


2017 ◽  
pp. 667-672 ◽  
Author(s):  
B. Velardo-Micharet ◽  
L. Peñas Díaz ◽  
I.M. Tapia García ◽  
E. Nieto Serrano ◽  
C. Campillo Torres

2010 ◽  
Vol 123 (3) ◽  
pp. 329-335 ◽  
Author(s):  
Celia M. Cantín ◽  
Jorge Pinochet ◽  
Yolanda Gogorcena ◽  
María Ángeles Moreno

2017 ◽  
pp. 213-220
Author(s):  
Mi. Grandi ◽  
S. Lugli ◽  
L. Piccinini ◽  
R. Correale ◽  
G. Costa ◽  
...  

2020 ◽  
Vol 7 (3) ◽  
pp. 96-103
Author(s):  
Dimitar Vasilev ◽  
Maria Kaschieva

AbstractThe study was performed at the Experimental Station of Agriculture - Khan Krum in the period 2018-2019. The experimental plantation was established in 2001, the early Bigareau Burlat, middle early Bing and the late Germersdorfer and Van were tested. The planting material was produced on a mahaleb rootstock. The distance of planting was 6 meters interrow spacing and 5 meters intrarow spacing. The experiment was based on three replications each of them reported on a separate tree. When analyzing the frost percentage of flowers, 400 blossoms were taken from three levels of the crown of each tree, the same number of fruits were taken to determine the cracking percentage. Percentage of damaged blossoms, yield kg/ha and percentage of fruit cracking as a result of fallen rains during harvest were established. The purpose of the study is to investigate the influence of abiotic factors on the yield and quality of four sweet cherry cultivars. In this regard, the frost percentage in the range of values was 67,3 - 100%. Bigareau Burlat yield was not obtained, and it was relatively low from Germersdorf and Bing (20,1 - 24,6 kg/ha) at Van 84,6 kg/ha. The number of cracked fruits due to fallen rains during harvest was relatively high in Van and Bing (39,8 - 47,4%), while in the Germersdorf cultivar it was lower - 21,2%.


Author(s):  
R. Sh. Zaremuk ◽  
Yu. A. Dolya

Creation of new varieties that combine a complex of valuable traits, incl. the marketability and quality of fruits for updating the assortment of sweet cherry is an urgent direction of breeding research. The paper presents the results of a long-term work on the assessment of 12 varieties of sweet cherries of domestic and foreign breeding according to the main parameters of marketability and quality of fruits. The studies were carried out in 2015–2020 on the basis of the «Tsentralnoye» experimental production farm of the North Caucasian Federal Scientific Center of Horticulture, Viticulture, Winemaking. As a result of regional breeding and long-term variety study sweet cherry varieties of local breeding (Alaya, Volshebnitsa, Chernie glaza) and introduced varieties (Anonce, Vasilisa, Kroupnoplodnaya, Sweet Heart, Skina) with larger fruits (fruit weight of 8.5–12.0 g) were identified. These varieties correspond to world marketability standards. Varieties with high biochemical parameters have been revealed: vitamin C (10.9–13.0 mg/100 g) Volshebnitsa, Podarok leta, Anonce; vitamin P (81.6–116.0 mg/100 g) Volshebnitsa, Podarok leta, Kroupnoplodnaya; anthocyanins (213.5–390.0 mg/100 g) Madonna, Chernie glaza; sugars (14.2–15.2 %) Alaya, Volshebnitsa, Podarok leta; soluble solids (19.8–22.8 %) Alaya and Volshebnitsa. A greatest variation in parameters (Cv = 60 %) was noted in the number of anthocyanins from 87.0 in the Volshebnitsa variety to 390.0 mg/100 g in the Madonna variety. At the same time, the supposed direct correlation between the ripening period and the accumulation of sugars (R2 = 0.083) and dry matter (R2 = 0.107) was not revealed, due primarily to the varietal specifics and year conditions. For modern technologies of the production of high-quality cherry products in the south of the country, domestic varieties Krasnaya devitsa, Volshebnitsa, Alaya, introduced varieties Anonce, Kroupnoplodnaya, Sweet Heart and Skina, stably bearing fruit under stress conditions, with a yield of 20.0 t/ha with a planting scheme 5.3 m, high marketable and taste qualities were suggested. Super early ripening cherry variety Madonna was recommended to expand the regional cherry conveyor.


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