140 



SOILS AND PLANT LIFE 



however, extending but a short distance back from the 

 bevel surface. When this is done, it will be found that 

 the two pieces will fit together in the manner shown in 

 Figure 51. 



Care must be taken that the cambium layers (Section 

 81) of the two pieces coincide, as otherwise they vxill 

 not grow together. If, however, the two pieces are of the 

 same size, and if the bark of each joins the other perfectly, 

 the cambium layers are quite certain to be in contact. 



About the joint, or 

 splice, wrap enough 

 of the waxed cloth to 

 hold the two pieces 

 firmly together. 



This work should 

 be done in winter; 

 and when it is finished, 

 the grafted plants 

 should be stored in 

 sand outside the 

 schooboom and cov- 

 ered with about a foot 

 of straw, hay or 

 leaves. In the spring 

 at garden planting 

 and set in the open 



m 



Fig. 51. 



The whip graft. 



should be removed 



time they 

 ground. 



Conclusion. — This graft is called the whip graft. Tell 

 in your notebook just how it is made or make a drawing 

 to illustrate it. 



It must not be understood from the above that all roots 

 and twigs will unite regardless of kind, or species. Only 

 members of the same family will unite, and these will not 



