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The relationship between soil oxygen status and the growth and stability of Sitka Spruce was investigated in a plantatation in Northumberland showing ...
Read moreNormal field populations of deep-burrowing or shallow-working earthworms were inoculated into small plots that had been sterilized with dichloropropan...
Read moreAverage summer sheep population densities in ewe units/ha at 56 sites in Snowdonia in 1957-68 were 4.99-10.65 on herb-rich Agrostis tenuis/Festuca ovi...
Read moreCombining several crop species and associated agricultural practices in a crop sequence has the potential to control weed abundance while promoting we...
Read moreIn a study on the distribution of weed seeds in soil, seeds of lucerne and oilseed flax, which differ markedly in size, shape and seed-coat properties...
Read moreThe first 14 years of secondary succession, from 1969 to 1982, are described in a randomized block design experiment on chalk grassland at Aston Rowan...
Read moreA randomized block design experiment on succession at Aston Rowant, UK was recorded from 1969 to 1982. The treatments were annual grazing, and no graz...
Read morePesticides are one of the most important inputs in modern agriculture. However, intensive use of pesticides is also related to adverse effects on the ...
Read moreSeeds of 16 arable weed spp. collected in 1977 were sown outdoors in boxes or pots at various depths. Most grass spp. emerged in the autumn, while man...
Read moreThis paper presents the results of a study conducted to determine the physical-water attributes in the surface layer of the soil as quality indicators...
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