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12 Jacobs, M. R. The vegetative reproduction of forest trees. I. Experiments 



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13 Kirkpatrick, Henry, Jr. Effect of indolebutyric acid on the rootmg response 



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14 Maxon, Marcus A., Pickett, B. S., and Richey, H. W. Effect of Hormodin 



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15 McCuUoch, W. F. Field survival of vegetatively propagated Douglas fir. 



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16. Mirov, N. T. Vegetative propagation of white pine as a possible method 

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^y Can branch cuttings of conifers develop into straight 



trees? Jour. Forestry 41 :5:369. 1943. 



jg Experiments in rooting pines in California. Jour. For- 



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19 Mitchell H. L., Schopmeyer, C. S., and Dorman, K. W. Pedigreed pine 



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20 Plank D. K. Rooting response of slash pine seedlings to indolebutyric 



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22 Snow Albert G., Jr., Rooting white pine cuttings. U. S. D. A. Northeastern 



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23 White pine propagation. Jour. Forestry 39:3:332-333. 



1941. , . , . 



2^ Effect of needle removal on survival of white pine cut- 



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and Delisle, A. L. Notes on the rooting of some conifers 

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