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The Green Revolution successfully increased food production but in doing so created a legacy of inherently leaky and unsustainable agricultural system...

The complex, nonlinear response of dryland systems to grazing and climatic variations is a challenge to management of these lands. Predicted climatic ...

1. Wild predators sometimes kill livestock. In Australia the red fox kills lambs, but there are limited experimental data to demonstrate the effects o...

Birds play many roles within agroecosystems including as consumers of crops and pests, carriers of pathogens and beloved icons. Birds are also rapidly...

1. Abnormal hydroclimatic years in the Amazon have been increasingly frequent in the last two decades, creating more prolonged droughts and severe flo...

The abundance of the parasitic salmon louse has increased with the growth in aquaculture of salmonids in open net pens. This represents a threat to wi...

1. Though coffee was traditionally grown as an understory crop beneath mature trees (i.e. 'shade-grown' coffee), most farms have been converted to ful...

Conflicts between the objectives of agricultural production and conservation are becoming increasingly complex. Of vital importance to the success of ...

The 20th century has witnessed substantial increases in the intensity of agricultural land management, much of which has been driven by policies to en...

Aphids are among the most severe invertebrate pests of crops and cause high economic losses. The control of aphids by natural enemies is an essential ...