Sentences with phrase «perennial grassland»

Since 1982, researchers at this arid, semi-arid site have studied dramatic changes in vegetation, as perennial grasslands give way to shrubland in a process known as desertification.

More specifically, perennial grasslands.

[benefits of] perennials: Whirling, Ben P., et al. «Perennial Grasslands Enhance Biodiversity and Multiple Ecosystem Services in Bioenergy Landscapes.»

Not exact matches

A pilot program on offsetting for native grassland perennials was established in southeastern Alberta.

Prior to his work at USAID, Glover studied native grasslands and farming systems, including no - till, perennial, organic and integrated systems.

Over two years of field experiments in the south west the team demonstrated that the hybrid, named Festulolium, reduced water runoff from agricultural grassland by up to 51 per cent compared to a leading UK nationally - recommended perennial ryegrass cultivar and by 43 per cent compared to meadow fescue.

We identified as most promising measures: the promotion of organic inputs on arable land instead of grassland, the introduction of perennials (grasses, trees) on arable set - aside land for conservation or biofuel purposes, to promote organic farming, to raise the water table in farmed peatland, and — with restrictions — zero tillage or conservation tillage.

The song was a call for attack on this invasive plant that is, in fact, hard to get rid of and threatening native perennials of our California grasslands.

Preventing the clearing of forest area for perennial bioenergy cropping was also taken as one reason for the aggressive adoption of this solution in the degraded grassland area.