98 



HOETirrLXrR.VL MAN"UAL. 



the bunk by ruot-growth. ]5y tliis iiliui the rows may be 

 drcuhir ami varied iu direction, but it does not seriously 

 interfere with culture or the gathering of the fruit. 



AVhere tlie plan has lieen tried in Kansas. Missouri, and 

 other States, it has lieen found tliat it not only conserves 



Fig. 55. — A gully iu best orchard soils. 



moisture by giving time fi">r rains and melted snow to settle 

 downward, but maiidy stdps the washing and gullying. 

 As a rule, the best orcli.ard soils are most subject tci dcQj) 

 gnlh'ing. On the loess soils of west Iowa, Tennessee, 

 Georgia, Missouri, and other States, old cultivated fields 

 are now eroded and gullied, as shown in Fig. 5.5. as given 

 ill '-"rhe Soils of Tennessee." Tlie upper slope shmvn 

 was the stirface of a field ten years ago. After a gullv 



