66 F1 hybrids, produced by 3 double low self-incompatible lines and 22 varieties with a North Carolina Ⅱ (NCⅡ) crossing design, were tested for their heterosi
Vegetative growth of young apple trees trained in vertical axis were studied with ‘Red Fuji,‘Jonagold’, ‘ Orin’ and ‘ Starkrimson’on M7, MM106, M26 inter