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我所1964年从阿尔巴尼亚引进海岸松、意大利松,从荷兰引进湿地松、加勒比松、印度长叶松、麦根松、大果松、黑松;1973年从柳州沙塘,广东林科所引进湿地松和火炬松。现将1964年和1973年引进较成功的几种国外松的生长情况,初步整理于后。一、引种点的环境条件1964年引进的几种国外松,主要种植在我所大马山试验林场(昆明),该场位于东经102°45′,北纬25°12′,海拔1970米,年平均气温14.8℃,极端最高气温31.5℃,霜期138天,年平均降雨量991.7
In 1964, we introduced Coastal and Italian pine from Albania, and introduced Pinus elliottii, Carib pine, Indian Longleaf, Wheatong, Pine and Pine from Holland; in 1973, we introduced from Shatang in Liuzhou and Linke in Guangdong Pinus elliottii and loblolly pine. Now the introduction of more successful in 1964 and 1973 several foreign pine growth, initially sorted out. First, the introduction of the environmental conditions of the introduction of several foreign pine introduced in 1964, mainly grown in our test site in Damashan (Kunming), the field is located longitude 102 ° 45 ’, latitude 25 ° 12’, 1970 meters above sea level, the year The average temperature of 14.8 ℃, extreme maximum temperature of 31.5 ℃, 138 days frost, the average annual rainfall of 991.7