44 N. J. Agricultural Experiment Station, Bulletin 348 



Importance of the Salt-Marsh Group 



Figure 128 shows that before anything was done to prevent it more 

 than one-half of the state's area was subject to the flight of the salt- 

 marsh mosquitoes and fully three-fourths of the population suffered 

 during the summer from their attacks. 



Fig. 14. Breeding pool at close range. 



It is believed that the salt-marsh mosquito forms a bar, and largely 

 serves to prevent the natural flow of agricultural capital and labor 

 from regions of high-priced land and distant markets to infested 

 sections of the state where good soil is comparatively cheap and the 

 best markets of the country are nearby. 



In eight of the southern New Jersey counties, all of which border 

 on navigable water, there are 631,000 acres of improved farm land 

 with a valuation of about $56.00 an acre. Considering the quality of 

 soil and proximity to markets this land should be worth $150.00 an 



