Pirone P P <br/><br/>
Maintenance of shade and ornamental trees 
Pirone P P 
 -  1954 
 - p.  cm. 
<br/><br/><label>Standard No.: </label>56788 
<br/><br/><label>Source: </label> Textual 
<br/><br/><label>Subjects--Topical Terms: </label><br/> Horticulture<br/>Agriculture
<br/><br/><label>Dewey Class. No.: </label>J1, J43   CS