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我们于2009年秋冬和2010年初夏,两次赴青海省进行甜樱桃生产调研。对该省的甜樱桃生产现状、存在问题、栽培地域、地理气候等
We went to Qinghai Province for sweet cherry production research in autumn and winter of 2009 and early summer of 2010. The status of sweet cherry production in the province, problems, cultivation areas, geographical climate and so on