CONSERVATION PRACTICES FOR TOBACCO LANDS 



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LEGEND 



^> > > Terrace (direction of slope ^) 

 — <— — Temporary terrace (direction of 

 slope >) 

 Guide row (direction of slope >) 

 Crop rows 

 x Guide row begins 



Guide-row control changes 



Figure 16. — Guide row laid out by string method under different terrace pat- 

 terns: A, Where terraces crest in the middle and drain in both directions; 

 B, where terraces are crooked and secondary guide row is needed ; C, where 

 terraces drain in opposite directions. 



