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The effects of hedges and a lath barrier on the distribution of adults of Hylemya (Erioischia) brassicae (Bch.) in the field [cf. RAE/A60, 3692] was o...
Read moreThe patterns of variation of soil conditions and vegetation were mapped on a mosiac area (4 ha) of solodized-solonetz and solodic soils at Lansdown, Q...
Read moreDM production ranged from <2 g/m2 day in winter to 20 g/m2 day in spring in barley cv. Sekitori-Sai No.1 sown in 15-cm bands 55 cm apart with 105 p...
Read moreA technique for measuring photosynthetic rates of attached leaves using 14CO2 was compared, in a field crop of barley, with a non-destructive method w...
Read moreA study was made to measure compensatory growth responses and to estimate losses associated with bird damage to maturing maize. Maize grains contained...
Read moreChloris gayana cv. Katambora, Fords Katambora, Kyushu 1, Kyushu 2 and Kyushu 3 (diploid cultivars) and Boma and Callide (tetraploid) were sown at 350,...
Read moreLeaf extension rates of perennial ryegrass cv. S24 were examined in the field in relation to seasonal changes in soil and air temperature. A technique...
Read moreAnalysis of theoretical calculations and experimental measurements showed that the photosynthetically useful fraction of the solar spectrum for total ...
Read moreFields in southern England were sampled over seven years to assess populations of eggs and larvae of Hylemya (Leptohylemyia) coarctata (Fall.) and of ...
Read moreThe adult life-span and the factors affecting egg production in Pieris rapae (L.) (especially age, temperature and solar radiation) were investigated ...
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