THE PLANT. 



79 



Directions /or whip graft. 

 Cut off the stalk diagonally 

 with a very sharp knife giv- 

 ing the stalk a smooth sur- 

 face three-fourths of an inch 

 long. Cut the lower end of 

 the cion in the same manner 

 as that used in cutting the 

 stalk. The two ends should 

 be nearly of the same size 

 so that they will fit neatly. 

 Each should be split one-third 

 of the distance from the end 

 of the cut surface. The two 

 parts are then forced together 

 and this union is wrapped 

 FIG. 71. Whip grafting: a, The stock; firmly with several turns of 

 b, the scion ;c , stock and scion united. waxe d cord. When this work 

 is done in winter, the grafts are packed in moist sawdust and kept 

 in cold storage cellars until spring. 



Book References. 



First Lessons with Plants Bailey, 5-8 Macmillan Co $0 40 



Plants and Their Children Dana 6-8 American Book Co 65 



First Studies of Plant Life Atkinson, 6-8 Ginn & Co 60 



Advanced. 



New Creations in Plant Life Harwood, 8-12 Macmillan Co $1 75 



Principles of Plant Breeding Bailey, 7-12 Macmillan Co 1 25 



Plant Physiology Duggar, 7-10 Macmillan Co 1 60 



Chapters on Plant Life Herrick, 8-12 American Book Co 60 



Practical Course in Botany Andrews, 8-12 American Book Co... 1 25 



Bulletins From the U. S. Department of Agriculture. 



Plant Production Bulletin, 186 Office of Experiment Stations 



Propagation of Plants Farmers' Bulletin, 157 .. Department of Agriculture 



School Exercises in Plant Production Farmers' Bulletin, 408 



U. S. Dept. of Agriculture 



