Manual of instructions: Meteorological and phenological observation in agriculture and forestry. 

 - Los Banos, Laguna :  PCARRD,  c1989. 
 - 139 p :  ill. ;  25 cm. 
<br/><br/> Includes references (p.113-114). 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Book series no. 84/1989.<br/>Meteorology, agriculture.