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The growth of Festuca arundinacea and Lolium perenne at a moderately exposed site in SE Scotland was compared with that in a sheltered enclosure in 19...
Read moreDiurnal movements of heads and leaves of sunflower cv. Hysun 30 were determined from 3-dimensional maps of the organs. Dirunal E.-W. oscillations of t...
Read moreA new technique is described which can be used to separate the effects of root and shoot interactions between spp. or populations. The technique allow...
Read moreAn analysis was made of recent observations of solar radiation receipt in upland areas and the longer term data on h of bright sunshine. Estimates wer...
Read moreA principal component analysis of climatological data for England, Scotland and Wales was described. Daily data for 68 stations for 1960 to 1969 inclu...
Read moreStudies on bird damage to irrigated rice were carried out in 1975-7 on 2 irrigated farms at Bongor, Chad and Yagoua, Cameroun. The level of damage in ...
Read moreAt Rothamsted in southern England from 1973 to 1977, alate cereal aphids (Sitobion avenae (F.), Metopolophium dirhodum (Wlk.), and in some years S. fr...
Read moreThe basic features of the population dynamics of Musca vetustissima Wlk. in Australia have previously been elucidated from field observations and some...
Read moreYoung Golden Delicious trees were grown at Bristol for 1 year then, in January 1975, half the batch were moved to Montpellier; in January 1976, 6 tree...
Read moreBioassay based on the uptake of 32P from 5 X 10-6 M phosphate solution during a 15 min period was tested on birch (Betula verrucosa Ehrh.) and sycamor...
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