Selection logging in the tropics is increasingly moving to systems that reduce the impact of harvesting operations on forests and soils. While much of the focus has been on modifying the tractor logging system using RIL principles, alternative harvesting systems have also been introduced. One of...

R&D spending in New Zealand is a mixture of private and public investment undertaken to improve productive activity and efficiency. Investment is split fairly equally between private business, government organisations and the universities. It is a long term investment with some uncertainty about...

This study examined the economic impact of a wintering barn facility on a dairy farm in the Tararua District, relative to its ability to reduce nitrogen leaching, as a means of achieving Horizon’s proposed nitrogen discharge limit. The analysis showed that the provision of a wintering facility...

Nutrient emissions from agricultural land are now widely recognized as one of the key contributors to poor water quality in local lakes, rivers and streams. Nutrient trading has been suggested as a regulatory tool to improve and protect water quality. However, farmers’ attitudes suggest that...