论文部分内容阅读
渤海湾地区包括山东,辽宁、河北三省和北京、天津二市。此地区大致在北纬37—41度之间,是我国主要的温带果树栽培区,也是我国主要的苹果产区。为了加速我国苹果生产向现代化和优种化的目标前进,在各级党委的统一领导下,渤海湾地区各省、市从一九七二年以来,相继开展了规模较大的群众性苹果芽变选择与利用的科学实验活动。在科技人员与广大贫下中农的密切结合下,在“元帅”系、“国光”系、“金冠”和“青香蕉”等主要品种中,初步选出了一批优良的芽变单系。这批优良单系的选出,为本地区实现苹果品种优种化打下了物质基础。
Bohai Bay region, including Shandong, Liaoning and Hebei provinces and Beijing, Tianjin two cities. This area is roughly 37-41 degrees north latitude, is China’s major temperate fruit cultivation area, is also China’s major apple producing areas. In order to speed up the modernization of apple production in our country and advance the goal of modernization, under the unified leadership of Party committees at all levels, provinces and municipalities in the Bohai Gulf Region have carried out large-scale mass apple sprouting since 1972 Selection and use of scientific experiment activities. In the close combination of science and technology personnel and the vast majority of poor and middle peasants, a number of excellent germplasm families were initially selected among the major varieties of “Marshal”, “Guoguang”, “Golden Delicious” and “Green Banana”. The selection of these excellent single lines has laid a material foundation for the apple variety superiority in this region.