Garth I. Richards

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The development of new methods of administering coccidiosis vaccines has facilitated their use in the hatchery and thereby improved prospects for the economic vaccination of broilers. The acquisition of protective immunity to Eimeria species is boosted by further exposure to infection after vaccination. Factors that affect the reproductive efficiency of(More)
In the last 15 years, extensive work on the Cryptophlebia leucotreta granulovirus (CrleGV) has been conducted in South Africa, initially in the laboratory, but subsequently also in the field. This culminated in the registration of the first CrleGV-based biopesticide in 2004 (hence, the 10 years of commercial use in the field) and the second one three years(More)
Australia's National Carbon Accounting System provides information on land-based sources and sinks of greenhouse gases to fulfil international reporting obligations under the Kyoto Protocol, as well as providing annual estimates to Australia's National Greenhouse Gas Inventory. Manifold is an understanding of change in forest area: afforestation,(More)