The Bulletin is a publication of the New Hampshire Agricultural Experiment Station, College of Life Sciences and Agriculture, University of New Hampshire, Durham, New Hampshire.
New Hampshire Agricultural Experiment Station; Hanover, N.H.
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Univesity of New Hamsphire
Scanned by Internet Archive, Open Content Alliance (2008)
Morse, Fred W.; Curry, B. E.; and New Hampshire Agricultural Experiment Station, "The availability of the soil potash in clay and clay loam soils, Bulletin, no. 142" (1909). NHAES Bulletin. 105.