As major generators of environmental impacts, farms play a crucial role in enhancing the
environmental sustainability of food-supply chains. However, appropriately assessing farm …

Over the past two decades there have been major increases in dairy production in New
Zealand. This increase in intensity has required increased use of external inputs, in …

Crop yield, vegetative or reproductive, depends on access to an adequate supply of
essential mineral nutrients. At the same time, a crop plant's growth and development, and …

Agricultural systems are responsible for environmental impacts that can be mitigated
through the adoption of more sustainable principles. Our objective was to investigate the …

There is an increasing pressure on temperate pastoral dairy production systems to reduce
environmental impacts, coming from the inefficient use of N by cows in the form of excessive …

There is increased international interest in the intensification of grazing-based dairy systems
such as those that occur in Australia. However, associated with increased milk production on …

Two short-term dairy cow grazing experiments in mid-lactation (late spring) and late-
lactation (late summer), were conducted in the Waikato region of New Zealand, to determine …

Many grassland-based dairy farms are intensifying production, ie, produce more milk per ha
of land in response to the increasing demand for milk (by about 2% per year) in a globalized …

Phosphorus (P) is an essential and non-renewable resource that is estimated to be depleted
within the next 70–140 years. Increasing P scarcity and environmental pollution requires the …

Improved management of nitrogen (N) in agriculture is necessary to achieve a sustainable
balance between the production of food and other biomass, and the unwanted effects of N …