19个烤烟品种(系)引种泸州烟区的适应性试验

Adaptability Test of 19 Introduced Tobacco Varieties(lines)in Luzhou Tobacco-growing Area

为了筛选出在泸州适宜性强、品质优良的烤烟品种，采用田间小区对比试验，对四川省烟草公司筛选的19个烤烟品种的农艺性状、抗病性、烟叶内在化学成分及产量、产值等经济效益进行了观察与分析。结果表明：与对照K326相比，K358、NC297、Coker371的综合表现为株型较为合理，打顶高度为98．25-110．50cm、有效叶数19-22片、田间长势旺、抗气候斑点病、内在化学成分协调；NC297的产量最高，为150kg／667m2，其产值为2161．17元／667m2，适应泸州烟区生态及生产环境；NC82、NX232品种各项指标表现差。Coker176、Coker86和K399可进一步进行田间试验观察。

Abstract. Th economic benefit tobacco varieties NC297 and Coker e agronomic characters, disease resi of 19 introduced tobacco varieties with strong adaptability and good 371 varieties had good plant type, stance, chemical component, yield, output value and （lines） were analyzed by a contrast test to screen quality in Luzhou. The results showed that K358, 98.25-110.50 cm topping height, 19-22 effective leaves, growth vigor, resistance to tobacco weather fleck and harmonized chemical components compared with K326（CK）. In conclusion, NC297 variety with yield of 150kg/667m2 （the highest） and output value of 2161.17 Yuan/667m2 is suitable to the ecology and production environment in Luzhou tobacco-growing area. NC82, NX232 and K399 varieties can be observed further in Luzhou tobacco-growing area.