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Ashenden, T.W., R. Baxter and C.R. Rafarel. 1992. An inexpensive system for exposing plants in the field to elevated concentrations of CO 2 . Plant Cell Environ . 15: 365
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: 168 169 Wallander, H. and Nylund, J. E. (1991): Effects of excess nitrogen on carbohydrate concentration and mycorrhizal development of Pinus sylvestris L seedlings. - New
. , Lorenzini , G. ( 1989 ) Growth and solute leakage in Hordeum vulgare exploded to long-term fumigation with low concentration of CO2 . Physiol. Plant. 76 , 445 – 450 . 23
. 2. Acikgoz , E. , Katkat. V. , Omeroglu , S. , Okan , B. ( 1985 ) Mineral elements and amino acid concentrations in field pea and common vetch herbages and seeds . J. Agron. Crop Sci. 55
31 484 Scheerboom, J. E. M., Hemminga, M. A., Doderer, A. (1978) The effects of a change of diet on consumption and assimilation and on the haemolymph-glucose concentration of
1989 27 263 271 LeBoeuf, R. A., Zentr, K. L., Hoekstra, W. G. (1985) Effects of dietary selenium concentration and
-132. 125 132 Mizunuma, H., DePalatis, L. R., McCann, S. M. (1983) Effect of unilateral orchidectomy on plasma FSH concentration: Evidence for a direct neural connection between
. Blacquiere , T. , Smagghe , G. , van Gestel , C. A. , Mommaerts , V. ( 2012 ) Neonicotinoids in bees: a review on concentrations, side-effects and risk assessment . Ecotoxicology 21 , 973 – 992 . 4
