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根据吉林省主要气候因素和土壤类型所划分的３ 个农业生态区，提出玉米生态育种的耐旱丰产、丰产抗倒、耐寒耐湿丰产以适应３ 个农业生态区的玉米生态育种目标，作为我们玉米生态育种课题的育种目标和方向。
According to the three agro-ecological zones divided by the main climatic factors and soil types in Jilin Province, the paper put forward the objectives of ecological breeding of maize in drought-resistant and high-yielding, high-yielding, cold-resistant and wet-yielding to adapt to maize ecological breeding in three agro- Breeding objectives and direction of ecological breeding project.