Titlebook: Biological Resources and Migration; Dietrich Werner Conference proceedings 2004 Springer-Verlag Berlin Heidelberg 2004 Animals.Biogeograph

煞費(fèi)苦心

打谷工具

Conference proceedings 2004overed with migrated or introduced plants. But also in natural habitats and communities, migration of animals, plants and microorganisms plays a key role in the functioning or threat to the present ecosystems...The special feature of this book is that all forms of migration - be it plant, microbial,

Flawless

The Rice Genepool and Human Migrations,owing points emerge:.Finally, the recent consequences of human migration from rural to urban areas and the impact on the rice ecosystem are discussed with particular reference to Malaysia. The common trend of change from transplanting to direct seeding rice and accompanying ecological changes in rice fields are discussed.

糾纏

使尷尬

Migration of Aquatic Invertebrates,possible if the species still live in tributaries within the Rhine discharge area and, moreover, that introduction from other discharge areas (Ponto-Caspian species) is extraordinarily successful if natural predators and parasites are absent.

小蟲

The Rice Genepool and Human Migrations,his paper discusses rice diversity and movement from a historical perspective by providing contrasting examples from the homeland of Asian rice, Madagascar and West Africa. The value of modern analytical techniques to understand the origin, diversification and movement of rice is discussed. The foll