Planting in Quincunx 



209 



"LENGTH BREADTH AND TOTAL AREA REQUIRED TO PLANT 

 TWENTY-FIVE TREES 25 FEET APART, BY DIFFERENT SYSTEMS 



"It will thus be een that there is a certain gain in the amount of 

 land required to plant twenty-five trees, by using the triangular 

 rather than the square system of planting. This gain is evident for 



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FIG. 57. Twenty-five trees planted according to quincunx system. 



even so small a tract of land as that required for twenty-five trees; 

 and since it is evident that there is a slight loss by the triangular 

 system on the outside rows, the gain would be greater, proportion- 

 ately, with a larger area. 



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