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A comparison between the damage caused by bullfinches to Conference and to Doyenne du Cornice pears showed that the birds preferred the former variety...
Read moreMainly on agricultural crops, but including a note on the estimation of the increase in the assimilation rate of glasshouse crops with increased CO2 s...
Read moreIt is stated in the Editorial that this new journal "will publish the results of original research in which ecological ideas and methods are used in t...
Read moreThe construction, installation and performance of the instrument described.
Read moreThe following is based on the authors' summary. Under favourable physical conditions, populations of Acarus siró L. reared on sterilised wheat-germ fl...
Read moreIn laboratory experiments mineral nutrients, particularly K, were readily dissolved from the ash left when heather was burnt but the rate of solution ...
Read moreThe upward flux of CO2 at the soil surface was calculated from the weight increase of soda lime granules exposed inside a glass tank covering 400 cm2 ...
Read moreSummary only. Chloride content of the soils and groundwater was very high and varied in different parts of the swamp but each profile showed little se...
Read moreSummary only. The deposits of mangrove swamps and tropical lagoons are varied and range from coarse sands through mixed deposits to muds and clays. Ma...
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