1. There are good reviews of the composition of collected oleoresin which give additional references There are also detailed reviews on the wood extractives of softwoods Vol von There are lists of genera which in the wood contain terpenes and terpenoids;Lange;Dev,1996
2. Holz Zentralblatt ( in German ) and Defense mecha - nisms of conifers Differences in constitutive and wound induced mono - terpene biosynthesis among species and;Lewinsohn;Plant Physiol,1996
3. Juvenile hormone : Identification of an active compound from balsam fir and Terpenoid phytoalexins Nat;Brooks;Science,1991
4. Bull Forestry Forest Prod Japan and Terpenes of leaf oils from Cupressaceae Biochemical Systematics and Ecology and eds Naval Stores Production;Yatagai;Res Inst,1985
5. Prod Anatomy of common North American pulpwood barks Tappi monograph series New York Chemistry of other components in naval stores;Chang;Rep,1954