| 000 | 00393 am a2200121 a 4500 | ||
|---|---|---|---|
| 100 | 1 | _aPutterill, V.A. | |
| 245 | 1 | _aSilver leaf disease of fruit trees and its occurrence in South Africa | |
| 260 |
_aPretoria _c1923 |
||
| 300 | _a1-19 p. | ||
| 942 |
_2udc _cB |
||
| 440 | _aLeaf, Disease, Fruit, Trees Union of South Africa Department of Agriculture. Science Bulletin No. 27 | ||
| 901 | _aS54858 | ||
| 999 |
_c113042 _d113042 |
||