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Hummingbird pollination, in turn, appears to be correlated with the evolution of perenniality in the genus (Tank & Olmstead 2008, 2009).
The therapy by motion and its peculiar principles, technics and methods validated its perenniality along almost 5000 years.
But the current barren land-scape would greatly benefit by patches of perenniality that will also provide food and income.
Unstable normatizations make the implementation of innovative solutions be constantly accompanied of caution and researches on viability and perenniality.
2004c Identity and development; Tongan culture, agriculture, and the perenniality of the gift.
The breeding plays a part of shock absorber in unfavourable dry years to the production of the not irrigated cultures (Malezieux and Moustier, 2005), while allowing the perenniality of the exploitation in conditions of more abundant rainfall.
Let us take Lebanon for instance, where the democratic experience, after the latest elections, is going through a difficult trial for domestic, regional and international reasons, and where the forces of moderation are being methodically undermined at the hands of the forces of defiance and the forces of extremism, with the contribution of US policy which lacks rigor, perenniality and perhaps even competence.
My colleague Lee DeHaan has shown how plant breeding in a wide range of seed-producing species and interspecies hybrids can increase seed yield while maintaining perenniality (12).
Among the perennial grasses, establishment rate is inversely proportional to perenniality (Casler et al.
Their focus on the prescriptive part of the story allows them a clarity and a mordant marking of the perenniality of parental perplexities that Stearns never attains.
The contributions--ranging chronologically from Michel Winnock's "Socialism and Boulangism" to Pascal Perrineau's study of the National Front from 1984 to 1998--offer substantial evidence to support Arnold's characterization of the French extreme Right and its perenniality since la belle epoque.