102 



HOPS. 



obstacle to the penetration of these rays, which therefore 

 help to dry the ground more rapidly than would otherwise 

 be the case. 



Where possible, on steep inclines the rows should run at 

 right angles to the liiie of greatest fall. This plan helps to 

 minimise silting; nevertheless, as already mentioned, the 

 shape of the field usually determines the direction in which 



E 



H 



G 



Pig. 21. — Planting in rectangles. 



the rows shall run — generally parallel to the longer sides of 

 the garden, irrespective of the points of the compass. 



If the new garden is open towards the north and west, 

 and unprotected by hills, plantations or buildings, it is 

 advisable to plant the exposed sides with trees, or at least 

 make the end rows narrower. The shield thus formed will 



