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Gives the results of a survey of woodlands characterized mainly by Eucalyptus spp., including data on: the contents of Ni, Co, Cu, Zn and S in differe...
Read moreObservations were made in southern England in 1970-71 on aphid populations infesting the aerial shoots of spring cereals. Aphids mainly Acyrthosiphon ...
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 moreA comparison is made of the relative advantages of interspecific mixture experiments using additive and substitutive designs. The results of growing A...
Read moreThe results are reported of glasshouse trials in which the interspecific effects of barley, white mustard (Sinapis alba) and wild oats (Avena fatua) g...
Read moreThe phenology and growth chracteristics of U. dioica are considered in relation to the successful exploitation of the plant in E. Anglia by several He...
Read moreA rabbit from a colony of 143 adult rabbits kept in a rabbit-proof 32-hectare paddock was inoculated with the virulent Lausanne strain of myxoma virus...
Read moreWaste from chromate manufacture was toxic to plants, and in mixture with 7 parts of soil to 1 of waste would not support perennial ryegrass or Agrosti...
Read moreYield responses of various grasses to ammonium-N and nitrate-N were investigated in pot trials. Yields with nitrate-N as a percentage of those with am...
Read moreGrowth rates of grasses in midsummer at complete light interception were 21.9 g/m2 day (3.9% light energy conversion) for timothy cv. S352, 25 g (4.3%...
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