Influenţa regulatorului de creştere pe bază de ANA asupra productivităţii plantaţiei de cireş de soiul Regina

Abstract

The experimental plot it was placed in the orchard “„Vindex-Agro” Ltd. founded in 2012 year. The study subject of the experience was Regina cherry variety grafted on Gisela 6. The trees were trained as spindle system. The distance of plantation is 4.0 x 2.0 m. The research was conducted during the period of 2016 year. To study fruit setting, fruit production and its quality were experimented the following variants of treatment: 1. Control – without treatment; 2. Stimolante 66 f – 0.2 l/ha;3. Stimolante 66 f – 0.3 l/ha. Active ingredient of Stimolante 66 f is ANA (0,01 g/l) and solution of microelements (0,11 g/l). Grow regulator Stimolante 66 f were sprayed in two periods. It was established that the setting degree, average of fruits, fruit production and its qualityincrease when treating with growth regulators Stimolante 66 in dose of 0.3 l/ha in two periods: the first at the beginning of bloom and the second - after the fall of the petals.