Influenţa regulatorului de creştere Regalis 10WG asupra productivităţii plantaţiei de măr

Abstract

The research was carried during 2013 year in apple superintensive orchard founded in spring 2006, in the company SRL "Codru ST", with one year trees. Planting distance 3.5 x1, 2 m. As an object of study is the varieties Idared, Renet Simirenco and Golden Reinders grafted on M9 rootstock. The influence of growth regulators Regalis 10WG action in different doses optimizer production indicators. Experience scheme: V1 - the control (no treatment) V2 - Regalis 10WG, 1.25+1.25 kg/ha, V3 - Regalis 10WG, 2.5 kg/ha. The treatment was performed when the first annual shoots had 4-5 leaves and the second times than 4 weeks after the first. It was established that the harvest qualitative fruits in variants treated with Regalis 10WG at Idared variety increases compared to the control variant with 10.9 to 12.8%, in the Renet Simirenco variety with 9.8 to 11.2% and in the Golden Reinders variety with 9.0 to 11.2%.