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Land managers choose seed from a variety of provenances for restoration projects. By selecting seed of the local ecotype, managers can increase establ...

Three surveys were conducted in barley or other cereal crops in Hampshire, UK, during 1988 and 1989. In the first survey (of a spring barley crop), th...

At two localities in northwest England that had recently been inundated by the sea, the decline in the density, biomass and species spectrum of Lumbri...

The coprophagous insects of Australia are discussed in relation to the constituents of cattle dung and the requirements of the insects. The effect of ...

In greenhouse and field plot experiments, 15 oat lines selected from a natural population in Canberra were compared. Genotypes susceptible to P. coron...

Studies on bird damage to irrigated rice were carried out in 1975-7 on 2 irrigated farms at Bongor, Chad and Yagoua, Cameroun. The level of damage in ...

Populations were collected from twelve sites in Switzerland and Italy. Tetraploids occurred in grassland at high altitudes but in woodlands down to 11...

Because of early industrialization, Western Europe has a large legacy of wasteland produced by mining and industry. Most of this is close to centres o...

The great changes in Chinese agriculture during the past 10 years have been accompanied by significant deterioration of the rural environment. Among t...