46 INHERITANCE OF SOME CHARACTERS IN WHEAT. 



seen to be established more firmly as a result of recent work on 

 hybridization, the difficulties in applying this process with success to 

 cross-fertilized crops appear to be very much greater. Further- 

 the question of the maintenance of the vigour of these latter crops, 

 when grown in pure culture and when crossing is prevented, is a 

 subject which, up to the present, has not received a very large 

 amount of attention. 



Quetta, 

 Sep. 16th, 1912. 



