@article{article, title  = {{Seasonal variation in the monoterpenes in needles of Picea abies (L.) Karst.}},

 publisher = {{Springer Science and Business Media LLC}},

 url = {{}},

 year = {{1990}},

 month = {{6}},

 author = {{Sch�nwitz R and Lohwasser K and Kloos M and Ziegler H}},

 doi = {{10.1007/bf00226238}},

 volume = {{4}},

 journal = {{Trees}},

 issue = {{1}},

 note = {{Accessed on 2025/04/21}}}