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A field experiment on lucerne in British Columbia in which populations of Acyrthosiphon pisum (Harris) were harvested at various rates is described an...
Read moreIn investigations on Merodon equestris (F.) infesting daffodils in southern England in 1968-71, daily estimates of adult populations were made using a...
Read moreSee also W.A. 20, 2439 and 2892. Experimental simulation of the theoretical effects of ploughing, both to different depths, and at different times of ...
Read moreThis study aimed to examine whether intraspecific variation in body mass and populations impacts upper thermal limits in black bream (Acanthopagrus bu...
Read moreThis study provides details of the latest survey on Beaver population carried out from late 2020 to early 2021 in areas that encompassed all the river...
Read moreSampling of earthworm populations during 5- and 15-yr-old cropping phases and in 5-, 10- and 15-yr-old fallow phases of shifting agriculture at Shillo...
Read moreWildlife managers require defensible and transparent population estimates to justify species management. Statistical population reconstruction (SPR) i...
Read moreThe dispersion, biomass and population structure of the semi-desert shrub Zygophyllum eurypterum were measured in a 1-ha sample of the Turan Biosphere...
Read moreThe demographic effects of reducing temperature and of insecticidal application against populations of the stored-grain pest Sitophilus oryzae (L.) we...
Read moreA simulation model is described which demonstrates the role of parasitic Hymenoptera in influencing the numbers of the aphid Sitobion avenae on cereal...
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