272 KUMPTA C OTTON AND ITS IMPROVEMENT 



of mixing seed in gins and elsewhere, and the persistence of self-sown plants 

 in fields where cotton is continuously grown. But the evidence is very strong 

 that we have not to fear a serious alteration in essential characters siniply 

 because of removal to different conditions like those of Dharwar, in the case 

 of broach cotton. 



