Title Authors Year
Effects of atmospheric NH3 on epiphytic lichens in the Netherlands: the pitfalls of biological monitoring.

Van Dobben…

1998
Nitrogen and drought effects on ectomycorrhizae of Norway spruce [Picea abries L. (Karst.)].

Nilsen, P…

1998
Assessment of the exposure and loads of acidifying and eutrophying pollutants and ozone, as well as their harmful influence on the vitality of the trees and the speulder forest ecosystem as a whole.

Erisman, J.…

1998
Potential NH4+ & NO3- uptake in seven Sphagnum species

Jauhiainen…

1998
Early effects of acid mist on Sitka spruce planted on acid peat.

Sheppard, L…

1998
Proposed Environmental Quality Standards for Cobalt in Water

Grimwood, M…

1998
National Recommended Water Quality Criteria

EPA, US

 		1998
The role of different arbuscular mycorrhizal fungi in the growth of Calamagrostis villosa and Deschampsia flexuosa, in experiments with simulated acid rain

Vosatka, M…

1998
Arsenic in wetland vegetation: Availability, phytotoxicity, uptake and effects on plant growth and nutrition

Carbonell,…

1998
Effects of N additions on the stress sensitivity of Calluna vulgaris.

Poser, S.A…

1998