Hummel, F. C. <br/><br/>
Code of sample plot procedure 

 - London :  Her'Majesty's Stationery,  1959 
 - 113 p. 
 - Forestry commission bulletin  ; 31 .
 - Forestry commission bulletin  ; 31 .
<br/><br/><label>LCCN: </label>17371 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Parcelas experimentales.<br/>Viveros forestales.