杂交晒红烟“8701”是松阳县农科所所长周建华以松选3号和松烟资S7杂交而成。1990年全县种植面积达627.4亩,占烟草总面积20.3%。在晒红烟上杂种一代优势火面积利用成功,国内尚属首例。杂交晒红烟株式筒形,叶色绿,叶片较大、宽,叶尾渐尖,叶面平整、叶柄短、成熟后期叶片下垂。叶主脉浅绿色,粗细中等,根系发达。杂交晒红烟主要优点:1.生长势强、适应性广。出苗整齐,长势健壮,前期起苗快,中后期繁茂性好。耐旱、耐瘠,水田、沙土、旱地、山坡、田头、地角等均宜种 Hybrid sun red smoke “8701 ” is the Songyang County Agricultural Institute of Zhou Jianhua to loose election on the 3rd and sooty hybrid S7 made. In 1990 the county planted area of ​​627.4 acres, accounting for 20.3% of the total area of ​​tobacco. In the sun-red smoke on the advantages of hybrid generation fire area, the success of the first case. Hybrid sun-red tobacco plant tubular, green leaves, leaves larger, wide, tapering, leaf surface smooth, short petiole, late mature leaf drooping. Leaf main vein light green, medium thickness, root system developed. The main advantages of hybrid sun-cured tobacco: 1. Strong growth potential, wide adaptability. Emergent tidy, strong growth, early seedling fast, good in the late period of lush. Drought tolerance, barren, paddy fields, sand, dry land, hillsides, fields, angle and so on should be planted