CONTENTS xvii 



PAGES 



How to fix desirable variations, 436 ; Seed selection, 437 ; 

 Inducing variation, 438 ; Selection of subjects for cross- 

 ing, 439 ; Cross-fecundation, 440 ; Preparing the flower 

 for crossing, 441 ; To prevent undesired pollination, 

 442 ; The after-care of crosses, 443 ; The selection of 

 crossed seedlings, 444 ; Planting with reference to chance 

 crossings, 445 ; Plant-breeeders are benefactors, 446. 



APPENDIX 

 A SYLLABUS OF LABORATORY WORK . 275-285 



