APIS Bibliography

Title	Authors	Year
Phytoaccumulation of trace elements by wetland plants II Water hyacinth	Zhu, Y. L…	1999
Concentration and distribution of extractable elements in a soil affected by tillage systems and fertilization	Lavado, R.…	1999
Ozone stimulates protonematal growth and gametophore production in Polytrichum commune	Petersen, R…	1999
Methane release from peat soils: effects of Sphagnum and Juncus.	Roura-Carol…	1999
Oak forest development as a result of historical land-use patterns and present N deposition	Tyburk, K…	1999
Ellenberg's indicator values for British plants: ECOFACT volume 2 technical annex.	Hill, M.O…	1999
Cronartium flaccidum fruitbody production on Melampyrum spp and some important alternate hosts to pine.	Kaitera, J…	1999
Ozone threshold doses and exposure response relationships for the development of ozone injury symptoms in wild plant species.	Bergmann, E…	1999
Environmental effects of manganese and proposed freshwater guidelines to protect aquatic life in British Columbia	Reimer, P.…	1999
Nitrogen and its effects on growth, nutrient status and parasite attacks in beech and Norway Spruce	Flückiger,…	1999