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Biochemical and pomological assessment of European pear accessions from Bosnia and Herzegovina
fruits antioxidant activity Principal Component Analysis
2015/12/30
The research on 10 old and indigenous pear cultivars was conducted during 2012 and 2013 in Bosnia and Herzegovina. The following characteristics were determined: fruit weight, fruit length and width, ...
Evaluation of pear (Pyrus communis L.) cultivars in Latvia
phenology flowering fruit quality disease resistance pests harvest
2015/8/27
Pears (Pyrus communis L.) are an important commercial crop in Latvia, ranked as a second most important fruit tree
crop. The aim of this study was the choice of suitable new pear cultivars for growi...
Occurrence of potential vectors of phytoplasma in pear orchards with different plantation management
Cacopsylla pyri Cacopsylla pyrisuga nestedPCR RFLP Candidatus Phytoplasma pyri
2015/3/24
During 2009–2011, regular captures of Cacopsylla pyri, C. pyrisuga and C. pyricola in four pear orchards (one conventional orchard, one integrated pest management (IPM) orchard, two organic orchards) ...
Effect of root pruning and irrigation regimes on pear tree: growth, yield and yield components
fruit yield growth control irrigation return bloom root growth
2015/3/24
The effect of root pruning (RP) as compared with non-root pruning (NP) and the potential of supplemental irrigation in alleviating the negative effect of root pruning on fruit growth, yield and yield ...
The occurrence and morphological characteristics of the wild pear lower taxa in Slovakia
wild pear lower taxa occurrence
2015/1/28
The occurrence of 10 lower taxa within species Pyrus pyraster L. (Burgsd.) was confirmed in Slovakia. Among 507 of the evaluated plants on 64 localities, there were recorded 2 sub-species of the wild ...
This study was conducted in the Research and Breeding Institute of Pomology in Holovousy in order to test some new pear rootstocks under the conditions of the Czech Republic. In a rootstock trial plan...
Effects of Training on Tree Growth, Yield and Dry Matter Production in Japanese Pear ‘Kousui’ in a Soil Mound Rhizosphere Restricted Culture System
assimilate partitioning rate leaf area index root restriction Y-shape training
2010/11/24
We evaluated the effects of training and culture methods on tree growth, yield and dry matter production in the Japanese pear ‘Kousui’. We adopted two culture methods: conventional culture and rhizosp...
Effect of Localized Deep Placement of Manure Using Excavation Machine on the Yield and Root Growth of ‘Kousui’ Japanese Pear Tree
Root Growth Manure Pear Tree
2009/7/10
We investigated the effect of localized deep application of compost using a labor-saving excavation machine on the yield and root growth of the Japanese pears tree, ‘Kousui’, which shows decreased yie...
Mode of Action of Ethephon as a Chemical Thinner on Japanese Pear Flower
abscisic acid abscission layer chemical flower thinning ethylene indoleacetic acid
2009/7/9
The mechanism of flower thinning by ethephon treatment was investigated in the Japanese pear ‘Hosui’. Ethephon at 250 ppm was applied to flower clusters 7 days before full bloom (DBFB). After ethephon...
Flower Thinning Effect of Ethephon on Several Japanese Pear Cultivars
Faculty of Horticulture,Chiba University
2009/7/9
Ethephon (2-chloroethylphosphonic acid) was evaluated for its potential use as a flower thinner in several Japanese pear cultivars. In ‘Hosui’, ethephon at 100 or 250 ppm was applied to flower or frui...
Effects of Various Training Systems on Fruit Production Efficiency in Young Filler Trees of Japanese Pear ‘Gold Nijisseiki’
fruit productivity number of scaffold shoot growth training yield efficiency
2009/7/9
For the purpose of obtaining early and high yield in young filler trees of Japanese pear ‘Gold Nijisseiki’ the effect of different training systems on fruit production efficiency was investigated. Per...
Effects of Various Training Systems on Canopy Development, Yield and Fruit Quality in Young Filler Trees of Japanese Pear ‘Gold Nijisseiki’
early increase of yield number of scaffold pruning
2009/7/9
To obtain early and high yield in the young filler trees of Japanese pear ‘Gold Nijisseiki’, the effects of different training systems on canopy development, yield, and fruit quality were investigated...
Effects of Two Different Training Methods on Dry Matter Partitioning and Translocation of 13C-Photosynthates in Young Trees of Japanese Pear ‘Gold Nijisseiki’
13C-assimilate fruit productivity number of scaffold pruning shoot growth
2009/7/8
Potted trees of 4-year-old ‘Gold Nijisseiki’ were used to compare two different training methods. The effects of 2-scaffolds and 5 or 6-scaffolds for young trees on the dry matter partitioning were st...
Inhibitory Effects of Pinching and Defoliation against Current Shoots on Flower Bud Formation in Japanese Pear
axillary bud disbudding primary scaffold branch secondary scaffold branch
2009/7/7
We investigated inhibitory effects of the formation of axillary flower buds by pinching and defoliation of current shoots on four different cultivars of Japanese pear (Pyrus pyrifolia (Burm. f.) Nakai...
Effect of Leaf-Fruits Ratio on Sugar Accumulation of Japanese Pear‘Gold Nijisseiki’Fruits
fruit load high quality fruit non-destructive near infrared spectrometer
2009/7/7
We estimated Brix values of Japanese pear ‘Gold Nijisseiki’ fruit on the tree using a portable non-destructive near infrared spectrometer to compare net Brix value of the fruit during the 30-day perio...