Roborgh, R.H.J.
A study on the nature of clay
. - Wageningen : Veenman
, 1935
.
| Item Type: | Book |
|---|---|
| Additional Information: | Proefschrift Wageningen |
| subjects: | Grondsoorten, Kleigrond, Bodemkunde |
| Last Modified: | 12 Nov 2020 09:32 |
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