ตัวอย่าง invasion

• In many situations, the prevention of grass invasions has other non-agricultural benefits as well including biodiversity stores and higher flows of environmental services.

• There are numerous incentives for deforestation irrespective of those that arise from the possibility of invasions and rural conflicts.

• Such invasions were seen as bringing about conflict, sometimes of an extremely violent nature.

• They indeed provided some famous examples of biological invasions which had a catastrophic impact on local biodiversity, leading to the extinction of local species.

• However, all frequencies are represented in all invasions, so that the method does sample across the range of possibilities.

• Among parasitologists, the applied aspects of parasite invasions, such as the negative effects on economically important hosts, have long been at the centre of interest.

• The last of these invasions occurred approximately six generations ago (c. 1800).

• To assess the role of parasites in marine invasions, we review reasons why introduced species often leave their natural enemies behind.

• Parasites are ubiquitous and pervasive in marine systems, yet their role in marine invasions is relatively unexplored.

• Biological invasions and ecosystem properties: can species make a difference?

• Slow invasions of epiphytes may also influence the successional development of epiphyte communities.

• He further repeats the tired official lie that war veterans engineered the subsequent farm invasions.

• Biological invasions are a major environmental concern due to their negative impacts on biodiversity and economics.

• The author takes a liberal view of land invasions and informal trading which is overly simplistic.

• However, the circumstances and the justifications of the invasions have varied greatly.