Two pesticides are licensed for control of the larvae, or caterpillars, of oak processionary moth (OPM). These are Bacillus thuringiensis var kurstaki (BT) and deltamethrin. Further information about them is available on the Health & Safety Executive (HSE) website.
The status and availability of chemicals can change from year to year, so it is important to […]
Information about elm zigzag sawfly (Aproceros leucopoda), now established in Great Britain, including its biology, the risk it poses to elms in Britain, and its identification
Ancient woodland
Woodland which has been in continuous existence since 1600 (1750 in Scotland).
Awaiting validation
Status for a Woodland Carbon Code project or group that is undergoing assessment by a certification body.
Bioenergy
Energy from any fuel that is derived from biomass.
Biomass
Material that is derived from living, or recently living, biological organisms.
Biosecurity
A set of precautions that aim to prevent […]
Ancient woodland
Woodland which has been in continuous existence since 1600 (1750 in Scotland).
Awaiting validation
Status for a Woodland Carbon Code project or group that is undergoing assessment by a certification body.
Bioenergy
Energy from any fuel that is derived from biomass.
Biomass
Material that is derived from living, or recently living, biological organisms.
Biosecurity
A set of precautions that aim to prevent […]
Ancient woodland
Woodland which has been in continuous existence since 1600 (1750 in Scotland).
Awaiting validation
Status for a Woodland Carbon Code project or group that is undergoing assessment by a certification body.
Bioenergy
Energy from any fuel that is derived from biomass.
Biomass
Material that is derived from living, or recently living, biological organisms.
Biosecurity
A set of precautions that aim to prevent […]
The eleven chapters comprising this Bulletin cover the botany, cultivation, performances and utilisation of poplars and poplar timber. The genus Populus comprises some 32 species classified according to their botanical characters into five sections and one sub-section. Of these, the sections Aigeiros (the black poplars) and Tacamahaca (the balsam poplars) are of commercial significance to […]
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