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A study was made to measure compensatory growth responses and to estimate losses associated with bird damage to maturing maize. Maize grains contained...
Read moreLosses of nutrients from young grass/clover swards in an establishing phase and older swards in a maintenance phase on china clay wastes were examined...
Read moreThe accumulation of biomass and nutrients in 3 compartments (plant shoots, roots and surface soil) in developing grass/clover ecosystems in 2 types of...
Read moreIn a survey of 68 reclaimed china clay wastes, the grass/clover vegetation was scored for overall cover, legume cover and the number of ingressed spp....
Read moreNormal field populations of deep-burrowing or shallow-working earthworms were inoculated into small plots that had been sterilized with dichloropropan...
Read moreSeedlings of Betula pendula, B. pubescens, Quercus robur and Acer pseudoplatanus were exposed to 150-170 mu g/m3 SO2 in fumigation chambers for period...
Read moreDuring the winter of 1976-77, few pupae of Delia brassicae (Wied.) were removed by predators from either natural or introduced populations of pupae bu...
Read moreThe population dynamics of six species of chrysomelid beetle pests (Diabrotica viridula (F.), D. balteata Lec., D. adelpha Har., Acalymma theimei (Bal...
Read moreDispersal of Cryptococcus fagisuga Ldgr. in a beech forest in southern England was studied using suction traps and sticky traps. First instar larvae a...
Read moreThe distribution of Urophora affinis (Frnf.) and U. quadrifasciata (Wied.) among the flower heads of diffuse (Centaurea diffusa) and spotted (C. macul...
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