Pessimist näeb, et klaas on pooltühi. Optimist näeb, et klaas on pooltäis. Insener aga näeb, et klaas on kaks korda suurem kui vaja!

Vol 36

Mandre, M. Stress concepts and plants. Pp. 9–16.

Pärn, H. Some methods for evaluating forest growth responses to stress factors. Pp.17–25.

Jõgiste, K., Metslaid, M. Acclimation of spruce advance regeneration to light conditions: estimation by needle characteristics. Pp. 26–31.

Pensa, M. Needle longevity and foliar nitrogen content of Scots pine in Vaccinium and pine bog forests. Pp.32–38.

Ots, K. The length growth of needles of Scots pine in the industrial area of Northeast Estonia. Pp. 39–46.

Pärn, H. Relationships between radial growth of Scots pine and climate in the northeastern industrial region of Estonia. Pp. 47–61.

Reisner, V., Ots, K. Bark pH of Scots pine in industrial areas of Lääne- and Ida-Viru counties. Pp.62–71.

Mandre, M. Stress induced changes in the lignin content of the needles of Norway spruce and Scots pine. Pp.72–81.

Klõšeiko, J., Mandre, M. Effect of wood ash on hexose content in Scots pine needles. Pp.82–94.

Mandre, M., Korsjukov, R. Responses of the pigment systems of Norway spruce and Scots pine to alkalisation of the environment. Pp.95–106.

Mandre, M., Bogdanov, V., Rahi, M. Impact of alkaline air pollution and alkalisation of the environment on the structure and quantity of epicuticular waxes on needles of Picea abies. Pp.107–119.

Kaar. E. Coniferous trees on exhausted oil shale opencast mines. Pp.120–125.

Tullus, H. The influence of intermediate cuttings on the growth of pine and spruce forests: silvicultural recommendations. Pp.126–135.

EMÜ metsandus- ja maaehitusinstituut

Fr. R. Kreutzwaldi 5, Tartu 51014, tel/fax (+372) 731 3156, e-mail: metemu.ee