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为尽快提高我区烟叶品质,1984年从中国农业科学院烟草所引种了新品种中烟15(原编号5008),并与 NC82、CT140、大白筋599几个品种进行了对比试验,现将试验情况简结于后。一、试验方法田间设计采用大区对比,不设重复,试验面积共49.5亩。行距90厘米,株距43厘米,每亩栽植1722株。以 G140为对照品种。试验区土地平坦,黑土,有机质3.9%,pH值为7,速效氮34ppm,速效磷2ppm,速效钾70ppm。亩施饼肥60斤,磷肥20斤,硫酸钾
In order to improve the quality of tobacco leaves in our district as soon as possible, a new variety Zhongyan 15 (formerly No. 5008) was introduced from the Chinese Academy of Agricultural Sciences in 1984 and compared with several varieties of NC82, CT140 and Dai Bajin 599. Concise in the post. First, the test method Field design using large area contrast, no duplication, the test area of 49.5 acres. Row spacing of 90 cm, spacing 43 cm, planting 1722 plants per mu. G140 as a control species. In the experimental area, the land was flat with black soil, organic matter 3.9%, pH value 7, available nitrogen 34ppm, available phosphorus 2ppm and available potassium 70ppm. Mu Shi cake 60 pounds, 20 pounds of phosphate fertilizer, potassium sulfate