Venika Kamlang-Ek <br/><br/>
An assesment of the knowledge, attitudes, and behaviour regarding pepticide application of Thai orchid nursery workers  [microform] / 
Venika Kamlang-Ek 
 - Ann Arbor, Mich. :  University Microfilms International,  1991 
 - 3 microfiches ;  11 x 15 cm. 
<br/><br/>Thesis (Ph.D.) - University of Hawaii, 1990 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Pepticides--Application--Thailand<br/>Orchids--Diseases and pests