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On Rothamsted farm in southern England, the predatory and parasitic arthropod population of part of a winter wheat field alternating with fallow, duri...

To be successful, integrated weed management (IWM) requires sufficient knowledge of the ecology of the weed and the invaded system to allow prediction...

The seasonal changes in populations of Toxoptera aurantii (Boy.) on the flush leaves (new leaves on the shoots) and chupons (vegetative shoots arising...

Reports studies of the growth and reproduction of X. australis at Tidbinbilla Nature Reserve, Canberra, and field observations at two sites (on cleare...

Gives results of measurements of the light reflectance of the bark, the type of stem-epiphyte cover, and the lichen flora of samples of trees of Oak (...

In >1 million ha of the exotic pine, Pinus radiata, planted in the coastal area of central Chile in the last 15 yr, up to 55% of stems in attacked ...

Increment cores were obtained at b.h. from the stems of 300 trees on the margin of the Lake Vyrnwy reservoir, Montgomeryshire, Wales, in 1969, and the...

Presents part III of a study (earlier parts of which had different titles and were concerned with non-forest species) consisting of a detailed investi...

Another version of work already noticed [see FA 34, 853] showing that LAI and the date when leaf fall was half completed accounted for 72% of the vari...

This study highlights the Woodland Herbivore Impact Assessment Method (WHIA) by comparing the results obtained by fifteen surveyors assessing the same...