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Progress of Agricultural Experiments, 1922
New Hampshire Agricultural Experiment Station
其他書名
A Report of the Director of the New Hampshire Agricultural Experiment Station for the Year 1922, Including a Financial Statement for the Fiscal Year Ending June 30, 1922
出版New Hampshire Agricultural Experiment Station, New Hampshire College of Agriculture and the Mechanic Arts, 1923
URLhttp://books.google.com.hk/books?id=nEgnAQAAMAAJ&hl=&source=gbs_api