黄瓜新品种粤丰2号的选育

A New Cucumber F1 Hybrid——‘Yuefeng No.2’

粤丰2号是以早熟优质自交系豫选11号(编号YX11)为母本,以自交系莞研4号(编号GF4)为父本杂交选育而成的华北型黄瓜一代杂种。早熟,植株生长势强,分枝性中等,主侧蔓结瓜,连续结瓜能力强。瓜长棒形,瓜条顺直,皮色深绿有光泽,黄色条纹不明显。平均瓜长35.0 cm,横径3.9 cm,果肉厚1.1 cm,单瓜质量350 g。中抗枯萎病,抗霜霉病,高抗白粉病,耐热性强。平均每667 m2产量3200 kg,适宜华南地区春秋季露地栽培。

‘Yuefeng No.2’is a new cucumber F_(1) hybrid of North China type,developed by crossing inbred line‘YX11’as female parent and‘GF4’as male parent.The variety is early maturity.The plant is vigorous,and medium branching.Its fruits are setting on the main and lateral vine.It has successive fruit bearing ability.Its fruit is of long rodlike shape,and the surface of fruit is dark green and shiny with faint yellow stripes.Its fruit is about 35.0 cm in length,3.9 cm in diameter,and 1.1 cm in thickness.The single fruit weigh is about 350 g.The variety is moderately resistant to Fusarium wilt,resistant to downy mildew,highly resistant to powdery mildew,and has good heat resistance.Its average yield can reach 48 t·hm-2.The variety is suitable for spring and autumn cultivation in South China.