论文部分内容阅读
我县地处南阳盆地西南边缘,西部为岗坡丘陵地,中、东部广大地区为平原,地势西高东低。土壤类型分布:西部为黄胶土、黄老土,中东部为黄壤土、黄老土,北部部分为黑土或砂姜黑土。在烟叶区划中,我们根据本县土壤、地势和各地历年烟叶质量等情况,把本县烟区划分为三个类型区,即湍河沿岸传统烟区,东北部沿赵河流域烟区,西南岗坡丘陵烟区。为了使我县烟叶生产逐步实现种植区域化,
My county is located in the southwestern edge of Nanyang basin, hillock Kong hill in the west, the vast eastern part of the plain, topography east low. Soil type distribution: the western yellow plastic soil, Huang Lao soil, the eastern part of yellow loam, yellow Lao soil, the northern part of black soil or saprovan black soil. In the division of tobacco leaves, we classified the tobacco-growing areas into three types according to the soil, topography and the quality of the tobacco leaves of different places over the years, namely the traditional tobacco-growing areas along the turbulent river, the tobacco-growing areas along the Zhao River in the northeast, Nangang slope hills smoking area. In order to make the county tobacco production gradually realize planting regionalization,