Vol. 21, No. 11 
Page 3 
In fields dominated by redtoD in 1Q78 01 
Densities averaged 2.3 total nests and O^haLhed ne^oe^loV" '°° aCre5 ' 
success averaged 35 .0 percent cinr* .u V*, f 1 P 0 acres J nest 
been searched on the sanctuaries at Ronor^h^ 6 2 ' 6( ? 6 acres of redtop that have 
chicken nests. Densi^'™^tou? Ta' ° f 341 prairie 
nest success averaged 53 .1 percent in redtop for the' 16-yea^peHod.''°° aCreSi 
ti«o«* w'^tdihr^e i:;To y f\lr n ^r<! i ound is 47 
but hatch success amounted to only 10 percent in 1978 Pe V° aS redtop ^ 
£ zlf T ZZPi’J™ ° f 
Thus, overall, the data for redtop and timo?hy a^e nearly^he slmef* 6 Percent ‘ 
" aSti " 9 prairia 
nested I, hatches per ,0 acres.' 2 
previous'years! ' 'stnc^i 963^42 nestle fo'und “"ter 6 Same ' 978 35 in 
densities averaged l.l nests and 0.4 hatched nest'” Nest "^ 5 ° f nat ' Ve 9ra5ses; 
percent. tcnea nest. Nest success was only 33.3 
dominant'species h " ca ^ h - a "" category in which a 
years old or older ihat are^he'dute^?^ 50ds ab -‘ '<> 
year £ U!gr i“'' slu'bbte" cosine" nV ^ ^ ° f growth ’ ° r 2nd ‘ 
densi ties but high nest succes!? ?n t^Xf 5 ?he" .'JCVlT* '° W 
than r abou! n |5 h cm! "''^“12°™?’ e" 6 ' he ' Sht WS Sh ° rt ’ >«>*»*“ "^»r. 
the wide latitude prairie chickens somet llTshei!' In’'se'iecli ng'nes t '^"”? 5itra ' 6 
Most disappointing are the result*; f ftr . . 
noted before (MWRL 2i(7)-4-el rnntln a prairie grasses. As we have 
determine whether the meHts of nra " re5SarCh iS ob '' ious| y essential to 
disadvantages in our efforts to "" Pr6Sent 
