

pend on ground cover. 
There is @ thriving orchard section on the leess soils of southern 
Illinois. This hilly.region with its deep soil and the necessity of 
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clear cultivation is especially subject to, erosion. The fin 
suitable plants to give maximun protection to drainage channels and 
minimym harborage to noxious: inseets is here,as elsewhere,én important 
research problem. 
The stripped coal lands. (seé Map B for location and photograph for 
appearance) are suitable. only for reforestation. They will ultimately 
provide good coverts,but they are mostly located in the sections least 
in need of additional wooded area..Some of these lan 
Will hold water can.can be made to earn iSh a newkind of artificial 
marshland, 
Oil lends,like idlé»real estate, usually have good eover,but this 
is about offset by the accompanying human population. 
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5 Suitability of Types for Game. The lake region (type 

to all of the native species of upland game. It is also the only .region 
where the exotic species so far tried (ringneck pheasant and Hungarian 
rtridge) really thrive. The limiting factor is clearly lack of cover, 
except on gyburban real estate ,where there is much cover but little 
Sroin feed. But for drainage and lack of refuges this region would also 
be a good waterfowl country. 
The New Drift Prairie (type b) supports a bare sprinkli 
ant, quail, and chicken, and a few rabbits. The limiting factor 1s cov- 
er. With more cover this could become’ fairly productive of quail,rabbit 
and chicken, and there is no apparent reason why it mould not become 
productive of pheasants. It resembles north Iowa,where pheasants are 
abundant. 
The same is true of the Loess Prairie (type djand the Old Drift 
Prairie (type c) except that these are potentially better ior quail 
-5= 
