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[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...

1. The development of biological control strategies for ornamental crops is challenging due to the high diversity of crops grown and zero tolerance to...

In farmland biodiversity, a potential risk to the larvae of non-target Lepidoptera from genetically modified (GM) Bt-maize expressing insecticidal Cry...

The dynamics of a virus disease in a perennial plant population are modelled. The population is divided into healthy, latently infected, infectious an...

Mowing influences two endangered butterfly species, Maculinea nausithous and Maculinea teleius, directly through egg destruction and larval mortality ...

There have been suggestions that the population dynamics of weeds may show chaotic dynamics, and that therefore it will not be possible to predict the...