Photoperiodism in soybeans in dependence of planting dates

Abstract

During 1994 and 1995 field investigations has been provided in order to examine photoperiod reaction of soybean plants from various maturity groups, that are created and grown in environmental conditions of Yugoslavia. Moreover, the objective was to examine influence of daylight changes on yield, as the main and final goal of the plant breeding. Four commercial soybean varieties created in the Institute of Field and Vegetable Crops, Novi Sad were tested: Ranka, Panonka, Balkan and Vojvodjanka), The trial was set according to RCBD method in 4 replications, with 7 planting dates.