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poaici6n <strong>de</strong> les lfq~enes dtlrsate su leato creciriento.<br />

- Efeekm rl<strong>el</strong>~ticsn: aatndfoa rrcientes <strong>de</strong> laberatorio hsn B e<br />

roatra<strong>de</strong> qae <strong>el</strong>gpnaa mstrmcior, pue<strong>de</strong>n iabibir la pntinacih <strong>de</strong> ae-<br />

rillas ae plsatu rc)+eularaa, <strong>de</strong> e8por.s <strong>de</strong> rr~egor <strong>de</strong> ISqrreaeo*<br />

Pero fulbiea ee conocsa a l ~ u eases 8 sn que <strong>el</strong> efecfo er eati.lsla~-<br />

forio, Con 108 da- eriatsnke ao es pomible par <strong>el</strong> mmento e8kaPle-<br />

cer <strong>el</strong>arruenfb <strong>el</strong> aigaificaala ecoa&gico <strong>de</strong> e8.o obenracia~s.<br />

Weefor ~tilrerbftereat la8 lfgarems rsn rarrmafe <strong>el</strong> al<br />

fo <strong>de</strong> <strong>el</strong>eecih <strong>de</strong> lsr hrbfvoraa, a1 renor d+ ma inrertalpr.dcw*<br />

Lar rsseaee no err* d<strong>el</strong> to<strong>de</strong> <strong>el</strong>arw, pro eetaufm tulacieaulu em<br />

la baja calidad nutritional Pa prcPdaceih <strong>de</strong> camparates <strong>de</strong>?arnr&vaa*<br />

-<br />

El caracol H<strong>el</strong>ix Itorteami8 (y otror, iatertabrlrdos) erito <strong>el</strong> c-o<br />

<strong>de</strong> alp08 I iqu8nes, pero 108 cume <strong>de</strong>aper qme me lea be lava<strong>de</strong> cen<br />

ana eolucidn alcal ha gue extrae 106 <strong>de</strong>idos 1 iqrirrtcea.<br />

Slaasky (1979) obduvo mad bier rev<strong>el</strong>adorea cam larrrt ds Spa-<br />

r-ate comer hojas <strong>de</strong> brdcoPi cubierbu con arm solucibn <strong>de</strong> dcido<br />

aeti-<br />

,ralpfnico, pero no evitaban eepecislacrrate a 1- hojar cubiertu8 con<br />

ma eolncidn <strong>de</strong> atraprorina, etaamdo podfen <strong>el</strong>egir hajaa oia tratar.<br />

Si las larvas eran foreadas a comer hojaa tratada6 (y 8s euantific*<br />

ba m tslla <strong>de</strong> creciriento) 18e obaarrilcba que <strong>el</strong> acid@ vulp~~ico no<br />

rehcfa <strong>el</strong> crecfaieato larval pro q~e la atrsnorina air €hdo me<br />

obbmfa <strong>el</strong> mapr <strong>de</strong>trimtm<strong>de</strong> em <strong>el</strong> crecimieats* S1.sr1kj cen~Iuy6 qme<br />

<strong>el</strong> hi<strong>de</strong> rplggaico daberfa hmcie&ar d. coat, repaleate, rientru

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