Chemical composition of oleoresins from pines of P. glabra,P.echinata and P. patula grafted onP. elliollii were studied.

• 通过对光松、萌芽松或展松与湿地松嫁接后松树的松脂化学组成的研究，探讨松属种间嫁接对松脂化学组成的影响。