Plant protection in New Zealand / 
by J. D. Atkinson ... [et al.] 
 - Wellington :  Technical Correspondence School, Dept. of Education,  1956. 
 - 699 p. :  ill. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Plants, Protection of--New Zealand.<br/>Plant diseases--New Zealand.<br/>Agricultural pests--Control--New Zealand.