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Data are reported from studies at 3 sites crossed by highway A2 between Utrecht and Eindhoven, Netherlands - one near woodland dominated by Populus, a...

Seed longevity and germination in various situations were examined in Rumex crispus and R. obtusifolius. The % germination of both spp. was significan...

In a cocoa plantation in Costa Rica, T. jaty was a common visitor to the flowers; on 70% of observed visits, the bees collected pollen. However, fruit...

The enchytraeid populations of soil samples were recorded for 4 yr in a newly felled area and untreated control area (Sept. 1975-79) and for 2 yr (197...

Soil microcosms were treated with combinations of sewage sludge and two species of earthworm, Lumbricus terrestris and Eisenia fetida, and incubated f...

[Cf. FA 37, 4389, 4390] Reports studies in situ on diurnal and seasonal variation in the rates of photosynthesis (Fc) and stomatal conductance (Ks) of...

Density of jojoba (Simmondsia chinensis) was similar but plant size and cover were greater inside than outside a 48-yr-old livestock (cattle) exclosur...

Population densities of Heterodera avenae in a sandy soil in Nottinghamshire, UK, decreased to very low levels between 1957 and 1968, despite intensiv...

The effects of the provision of within-field grass habitats for the overwintering of natural enemies of Aphididae were studied in 1987-90 in the UK. D...

Plantation silviculture is increasing globally and is particularly intensive in temperate coniferous forests, where densely planting trees requires pr...