Title | Authors | Year |
---|---|---|
Seasonal changes in amino acids, protein and total nitrogen in needles of fertilised Scots pine trees |
Näsholm, T… |
1990 |
Cation-exchange properties and adaptation to soil acidity in bryophytes |
Buscher, P… |
1990 |
Alger, lavar och Garrupprattning hos unggranar langs en kvavegradient Sverige-Holland |
Garansson,… |
1990 |
Effects of ammonia, ammonium sulphate and sulphur dioxide on the frost sensitivity of Scots pine (Pinus sylvestris L.) |
Dueck, T.A… |
1990 |
Wildlife toxicology |
Hoffman, D.… |
1990 |
Cadmium uptake and toxicity to water hyacinth: effect of repeated exposures under controlled conditions |
Nir, R ;… |
1990 |
The effect of air quality on tree growth. |
Lee, H.S.J… |
1990 |
Bryophytes and heavy metals: a literature review |
Tyler, G.… |
1990 |
Fine Root Studies in situ and in the Laboratory. |
Wollmer, H… |
1990 |
Phosphorus and nitrogen limitation of phytoplankton growth in the freshwaters of North America: a review and critique of experimental enrichments |
Elser, J.J… |
1990 |