DRY-LAND EXPERIMENTS 



planted on the National Forests in 

 regions of deficient rainfall are the yel- 

 low pine, jack pine, Douglas fir, and 

 Engelmann spruce. The growing of 

 eucalypts for commercial purposes has 

 proved to be very profitable in southern 

 California and many companies have 

 been organized for the purpose of plant- 

 ing these trees. They have also been 

 planted in the warmer portions of Ari- 

 zona and it is probable that all the 

 hardier varieties of gums will find a place 

 in the near future in the drier portions of 

 New INIexico and Texas. From this 

 brief sketch it will be plain that a vast 

 amount of valuable work is being done by 

 the Forest Service in the interests of the 

 dry-farmer, and further that the Depart- 

 ment of Agriculture is fully aware of the 

 importance of tree-planting on the semi- 

 arid plains. But to the writer it has al- 

 ways seemed a pity that the Government 

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