Now showing items 21-30 of 62
Effects of light leaf spot (Pyrenopeziza brassicae) on yield of winter oilseed rape (Brassica napus)
The relationship between development of light leaf spot and yield loss in winter oilseed rape was analysed, initially using data from three experiments at sites near Aberdeen in Scotland in the seasons 1991/92, 1992/93 and ...
The role of the general practitioner in the community care of people with HIV infection and AIDS : a comparative study of high- and low-prevalence areas in England
Background. Policy for the care of people suffering from HIV and AIDS has changed over the past decade. Schemes for shared primary and secondary care have been met with varying success, and patients may be reluctant to ...
An observational study of prescribing and administration of intravenous drugs in a general hospital
The prescribing and administration of intravenous drugs on two surgical and one medical ward were studied to determine the number, type and causes of errors occurring. The errors were classified for potential to harm the ...
Selecting cover crops to control soil erosion and to improve soil fertility
(Chinese Scientific Press, 1998)
A computer-based informal environmental management system for agriculture
This paper discusses a practical, computerised eco-management system for agriculture which has been developed at the University of Hertfordshire, UK for use by farmers and their advisers to encourage more sustainable ...
Evaluating a technique used to measure environmental performance within agriculture–case studies
A methodology has been developed which can be used to assess the environmental performance of a farm. The computer-based system, known as EMA, utilizes a checklist auditing process based on both quantitative and qualitative ...
Sustainable waste management
Overview of the environmental impacts of agriculture in the UK
This review has been necessary to bring together and interpret much of the diverse literature relating to the key areas of environmental impact associated with agriculture. The main environmental impacts of agriculture in ...
Effect of wind on the dispersal of oospores of Peronosclerospora sorghi from sorghum
The effect of wind on the dispersal of oospores of Peronosclerospora sorghi, cause of sorghum downy mildew (SDM) is described. The oospores are produced within the leaves of aging, systemically infected sorghum plants. ...
Effects of temperature, cultivar and isolate on the incubation period of white leaf spot (Mycosphaerella capsellae) on oilseed rape (Brassica napus)
When leaves of oilseed rape (cv. Cobra) were inoculated with conidial suspensions of Mycosphaerella capsellae (white leaf spot) and incubated in controlled environments, the lag period from inoculation to the appearance ...