82 A MANUAL OF FORESTRY. 



planting distance ; or the planting line must be drawn 

 back by half the planting distance in every alternate row. 

 The following semi-regular system of planting is much 

 followed in Great Britain : The planters are arranged 

 in line at stated intervals along one edge of the area 

 (Fig. 41). Each puts in a plant where he stands. The 

 most reliable planter is placed on one flank, and he now 

 advances a space equal to the fixed planting distance in 

 the direction of a previously erected mark (flag), puts 



Fig. 40. 



in a second plant, advances again the planting distance , 

 puts in a third plant, and so on, until he reaches the 

 opposite edge of the area. As soon as the flanking 

 man has advanced twice the planting distance, the next 

 planter advances one planting distance, keeping at the 

 original distance from the first man's line, and puts 

 in a plant. When the flanking man proceeds to his 

 fourth planting spot, his neighbour proceeds to his 

 third, while the third man advances ; and so on, until 



