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The resilient polymer tattoos placed on the leaves allow for "frequent and long-term monitoring of cellular ozone damage in economically important crops such as grapes and apples," Andrew says."We sel...
This study was conducted in the period 2010–2015 to assess the influence of rootstocks on the growth and fruiting of apple trees of the ‘Golden Delicious Reinders’ cultivar. The experiment was conduc...
Fifteen apple cultivars registered in the Czech Republic were included in this comparative study. The most productive after eight years of cropping was ‘Rucla’, which had a mean yield of 50.9 t/ha. T...
Cultivation of apples is currently based on a limited number of commercial cultivars; as a consequence, ancient and local varieties have almost completely disappeared. Red-fleshed, ancient and commerc...
The fruiting of 23 apple progenies, in total 756 genotypes grafted on M 9 rootstock, was evaluated for 11 years (2005–2015). The most precocious was the progeny obtained by the crossing of genotype HL...
Maiden apple trees of cv. Topaz were planted in 2011. In the spring of 2014, chemical fertilization (NPK) and various bioproducts: Fertigo, Micosat, Humus UP, Humus Active + Aktywit PM, Aktywit PM, Bi...
During 2013–2015, a monitoring study was carried out on the migration, abundance, and infectivity of Cacopsylla picta and C. melanoneura in apple orchards that were under different types of management...
The effect of two-spotted spider mite populations (Tetranychus urticae Koch) on the yield and growth parameters of the early-season apple cv. Katja was evaluated during a 3-year study. In the case of ...
From a total number of 62 apple samples included in this study, 42 cultivars or selections were evaluated after storing in standard conditions, and the remaining 20 in ultra low oxygen (ULO) storing...
During 2010–2012, samples from 225 apple trees growing in six regions of Poland were tested for phytoplasmas. 16S rRNA gene and 16S-23S spacer region sequences were amplified from total DNAs prepared ...
The effects of five training systems on tree growth, fruit yield and some fruit characteristics were assessed in Jonagold apple cv. grafted on M.9 rootstock. The trees were trained in one of five ways...
Aminoethoxyvinylglycine (AVG), an inhibitor of ethylene synthesis was applied at a concentration of 125 g/l of active ingredient on Royal Gala apple trees 4 weeks before the anticipated harvest in two...
Ammonium and potassium thiosulfate are used commercially or experimentally as flower thinners because they are considered user, environment and consumer safe. The thinning trials were conducted in 2...
The optimal conditions for detecting Apple mosaic virus were assessed by determining relative concentrations of viral coat protein in different tissues (leaves, flower petals, dormant buds, and phloem...
In 2008 and 2009 the effects of quassin and neoquassin (oxygenated triterpenes) on apple sawfly (Hoplocampa testudinea Klug, 1814) were studied. In the Czech Republic, monitoring was carried out in sm...

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