10 FRUIT INSECTS 



B. — A s I he last of I he pcldls (ire, Jdllifig 

 I.iirH'-suirur {'.V2 dcj^rccs licmitn^), dilulcd I to 40, for Jippl(^ 



sc.'il). Add .'irscnalc of U'tui, two pounds lo 50 gallons, lor 



codlin-iiiolJi. 



'I'liis is \,\\v most, importnid. si)rMy for tlic control of Ww, 



codrm-riioMi ;uid should he I lioi'ou^lily done. 



(I - TImr weeks ajler the petals fall 



iiiinr-sulfur {'.V2 d('«;t(M'S Px'.'tuuu'), dilulcd 1 to 10 for jipplc 



SCJil). Add Mrscu.'itc of lend, two pounds to 50 ^.•dlons, foi' 



codlin-inotJi. 



I). Last week in ./ iili/ 



I/unc-sullur {:V2 dcjrrccs Hciiuni^O, (lilutcd 1 to 40 for apple 

 scnl). Add niscnntc of Icjid, 2 ))()unds to 50 j»;;dloiis, for s(;coiid 

 brood of codlin-rnol li. 



TlIK ( \)I)IJN-M()TI[ 



(Uirpocapsa poinonella, JjinnaMis 



This is by all odds the most destructive insec't enemy of the 

 a|)ple. ()rij»;ina,lly a, unlive of southeastern Europe, it has now 

 become neai'ly cosmopolitan, occurring;' in all the ai)ple-p;r()win^; 

 regions of the world, it was introduced into New l<]n^lan(l 

 some tinu^ before 1750, and sj)read gradually westward, r(^a(4i- 

 in<; Iowa about IStiO, Utah in 1S70 and (-alifornia about 1874. 



4'li(^ amount of injury to tlu^ croi) varies j^reatly with tlie 

 climat(\ In the Northern states and Cana(hi th(^ injury in un- 

 jirotected orchards averaj2;es from 25 to 50 ])er v\mi of the crop, 

 wliik^ in the South and in the warmer valleys of some of th(^ far 

 W(\st(M'n states losses of fi'om (U) to •)5 per ceid. are not uncom- 

 mon. 'This ^reatci- destructiveness of the motii in the South 

 is the result of th(^ lonj;-er j>;rowin^- season, which i)ermits mor(» 

 <j;encrali()ns to (l(wel()|) than afe possible in the North, 'i'lu; 

 lai'va' of later ^generations are nuich moi'c luunei-ous than tlui 



