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1990年11月,由大庆市科委主持,黑龙江省农业厅、东北农学院、黑龙江省园艺研究所、大庆市农牧渔业局等单位的专家教授组成的鉴定委员会,对《大庆市保护地试验栽培四川无核蜜桔》这一科研课题进
November 1990, chaired by the Science and Technology Commission of Daqing City, Heilongjiang Provincial Department of Agriculture, Northeast Agricultural College, Heilongjiang Provincial Institute of Horticulture, Daqing City, Animal Husbandry and Fishery Bureau and other units of experts and professors appraisal committee, “Daqing City, protected areas test Cultivation of Sichuan nuclear-free tangerine ”This research project into