The influence of weather conditions on the ocurrence of apple scab 
prepared by J.J. Post ... [et al.] 
 - Geneva  Secretariat of the World Meteorological Organization  1963 
 - xi, 41 Paginas   il., fotos  28 cm 
 - Technical note  nº 55)(WMO, nº 140.TP.65) .
<br/><br/><br/>Inglés<br/> 
<br/><br/><label>Subjects--Topical Terms: </label><br/>MANZANAS<br/>ENFERMEDADES DE LAS PLANTAS<br/>INSTRUMENTOS METEOROLOGICOS
<br/><br/><label>LC Class. No.: </label>eng 
<br/><br/><label>Dewey Class. No.: </label>OMMNT 55