The department, through its cooperative state research, education and extension service, has been supporting a project in Michigan. That states has a short growing season.

农业部，通过其合作的州立研究、教育和推广服务机构，已经在密歇根州获得了项目支持。该的种植季节短。

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The department,through its Cooperative State Research, Education and Extension Service, has been supporting a project in Michigan.That state has a short growing season.

VOA: special.2009.12.22