Negi S S <br/><br/>
Environmental conservation 
Negi S S 
 - DehraDun Bishe Singh, Mahendrapal Singh  1983 
 - viii, 78p.  cm. 
 - Fundamentals of forestry; 5 .
<br/><br/> Appendix 67-75p. 
<br/><br/><label>Standard No.: </label>53308 
<br/><br/><label>Source: </label> Textual 
<br/><br/><label>Subjects--Topical Terms: </label><br/> Forestry<br/>Agriculture
<br/><br/><label>Dewey Class. No.: </label>JB:(G:55), M3