The article presents the results of research (2015-2016) to determine the effect of foliar application of the drug Vapor Gard on the formation of the fruit quality parameters (solids and pectins) of summer apple varieties. The main biochemical indicators of apple fruits are dry and pectinic substances. This parameters of fruits that make it possible to use apples in low-waste processing plants. It established that there is an optimal application of the drug half board Vapor Gard at 0.5% for 4 and 2 weeks before harvest. In such a scheme making fruit mass increased by 26.5-55.6%, a solids content of 2.6-4.7% and on protopectins to 6.3-14.3% compared with the control. It should also be noted that when Vapor Gard was used, there were no sunburns on the fruits, and the skin color was more intense compared to the control. The above scheme of making the drug will be recommend for commercial production of apple fruits summer term maturing
apple fruit, foliar fertilizer, fruit weight, solids, pectin
Retrieved from No. 2(61), 2017
Pages 56-59