Experiments on the control of eelworm (Heterodera marioni) by means of oligodynamic action of silver ions microfiche
Dissertation presented for the DEGREE OF PHIL0SOPHIAE DOCTOR In the University of the Wltwatersrand, Johannesburg. August 1949
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| Format: | Others |
| Language: | en |
| Published: |
2015
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| Online Access: | http://hdl.handle.net/10539/18197 |