CONTENTS 



CHAPTER VIII 



PARAGRAPHS 



PLANT STRUCTURE AND ITS RELATION TO HEALTHY PLANT 

 GROWTH. (Pages 132-150.) 



Plant structure: cell characters, cell arrangement, 

 cell names and their location, cells of the root and stem, 

 leaf cells. (Pages 132-136) 104-106 



Growth and how it is accomplished : function of vari- 

 ous cells. (Pages 136-141) 107 



The relation of a plant's environment to normal cell 

 functions : number and function of root hairs, correct 

 moisture contents of the soil, proper amount of plant 

 food, atmospheric conditions, light conditions, efficiency 

 of morning light as compared with afternoon light. 

 (Pages 141-150) . . . ' . . . . . 108-113 



CHAPTER IX 



PLANT REPRODUCTION. (Pages 151-176.) 



Seed reproduction : value of the process to the flower 

 grower, season of the year for sowing seeds, dormant 

 period of seeds, requisites for germination, practical sug- 

 gestions for seed sowing, seed testing, time required for 

 germination, relation of size of seeds to vigor of the 

 resulting plantlet, depth for planting seeds, soil for seeds, 

 seed sowing. (Pages 151-159) 



Eeproduction by cuttings: kinds of stem cuttings, 

 plants propagated by soft wood cuttings, texture of ma- 

 terial, position on the parent plant, essential characters 

 of cutting material, conditions essential for successfully 

 rooting cuttings, controlling the cuttings' environment, 

 equipment for making cuttings, method of making the 

 cutting and inserting it in the sand, length of time cut- 

 tings should be left in sand. (Pages 160-170) 



Reproduction by grafting : advantages of graf ted rose 

 stock over own-root stock, importation and preparation 

 of manetti stock, construction of the grafting case, prep- 

 aration for grafting, the grafting process, manipulation 



114-124 



125-134 



