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A comparison of the effects of two copper carriers on the yield and copper content of several crops and the effects of contact application of several minor element carriers on the stand and yield of onions

A comparison of the effects of two copper carriers on the yield and copper content of several crops and the effects of contact application of several minor element carriers on the stand and yield of onions

Shepherd, Lawrence Nathan

Text (1955)

Part of Electronic Theses & Dissertations