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The 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 moreUncropped field margins are important foraging habitats on farmland for many declining bird species and are a key component of Agri-Environment Scheme...
Read moreAlternative models for the population dynamics of G. pallida using data from a field experiment in which nematode egg densities were observed before p...
Read moreStudies were carried out in Ghana on the population dynamics of larvae of Characoma stictigrapta Hmps., a pest of the pods and leaves of cacao. Larvae...
Read moreThe penetration of light into 5 distinct foliage patterns of tea bushes was studied. The 2 foliage types (semi-erect and horizontal) representing most...
Read moreThe foraging activities of a large flock of barnacle geese (Branta leucopsis) wintering on the West Friesian island of Schiermonnikoog were monitored ...
Read morePesticides are one of the most important inputs in modern agriculture. However, intensive use of pesticides is also related to adverse effects on the ...
Read moreDuring 1971 micro-meteorological measurements were made in March, May, July, August and October in a 7-year-old hedgerow-type apple orchard. The albed...
Read moreExcept in the 2- to 3-month annual dry season, stomatal conductance was principally determined by incident irradiance; it was independent of shoot wat...
Read moreMixtures of equal numbers of plants of different barley varieties or of a barley variety and an oat variety were grown in 5 field trials and 1 glassho...
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