The significance of the micronutrient boron in agriculture
by Werner Bergmann
Bok Språk ikke angitt 1985
| Utgitt | London : Borax Holdings , [1985]
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| Omfang | 26 s. : fig.
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| Opplysninger | "Symposium held by the Borax Group in the International Trade Centre of the G.D.R., Berlin, 20 December 1984" - 2. omslagsside.
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| Emner |
