APPENDIX II 



at times. But teachers may obtain, through seedsmen, the 

 seeds of Pinus Pinea, P. Cembra, P. Lambertiana, P. 

 edulis, or /*. Sabiana, all of which are large and good. 

 The seeds do not need soaking at all in water. They are 

 better without it. 



XVIII and XIX. The teacher should not confine him- 

 self to the tables, summaries, and lists of questions appended 

 to various chapters, but should ask all sorts of questions to 

 develop and implant the subject in the student's mind. 



XIX. As supplementary work, the students may examine 

 thin sections of the Bean, Castor Bean, etc., under the com- 

 pound microscope, and learn to apply simple tests for starch, 

 cellulose, proteids, oils, etc. 



CHAPTER II 



SEEDLINGS 

 General Reading 



Kerner and Oliver, Volume I, Part 2, pp. 598-623 (and p. 650 



under hypocotyl = caulicle). 

 Lubbock, Seedlings, especially Volume I, pp. 8-77. 

 Gray, Elements, pp. 15-26; Text-book, pp. 9-27. 

 Gaye, The Great World's Farm, pp. 277-299. 



I, II, III. Early Peas are soaked over night, then placed 

 upon cotton which is slightly dampened, covered, and kept 

 in a room at about 70-75 F. The caulicle will begin to 

 protrude in about three days. 



Beans need about five days. 



Corn (soaked thirty-six hours) needs about five days. 



