In a scientific research about animals, the number of different species observed is _____. A. 见日我照其几教族权图争情克原种什何见日我照其几教族权图争情克原种什何a kind of data见日我照其几教族权图争情克原种什何见日我照其几教族权图争情克原种什何 B. 知走段眼国结加入
10 Researchers have reported that the number of different species of fish found in certain areas of the ocean has been greatly reduced over the past50 years. This situation is an example of(1)(1) a loss of biodiversity(2) an increase in ecological succession(3) a lack of differentiation(...
Summary The weed rank and the number of different weed species of a defined crop are correlated. The number of the most frequent weeds within a given crop on a continent, in a cropping area or even around the world is usually relatively small. Echinochloa species, primarily E. crus-galli ...
and fan mussels, further endangering the survival of fish and further reducingthenumber of speciesliving in the ocean. legco.gov.hk legco.gov.hk 這種竭澤而漁的方式,其實不單令小魚不能幸免,更會破壞海床的珊 瑚與海扇等生物羣落,進一步危害魚類的生存,令海洋物種進一步減少。
Compared to both other sites, the TDF site presents the highest number of different species. As fAPAR is influenced by both leaf properties and structure (Ollinger, 2011), the higher number of species will increase the variety of geometries, particularly with the occurrence of both lianas and ...
Butterfly Conservation (蝴蝶保护) is a term,(1) ___ describes the work of a number of different organizations worldwide that ask for help in species recovery,and public education towards the goal of(2) ___ (protect) the endangered butterfly species in the wild. They(3) ___ (actual...
Ecologists study different species and try to find out more information about them to try and help. In Finland, for example, scientists found that a a decrease in the number of bogs(沼泽) was responsible for the falling butterly population. Once they understood this, they could manage the ...
In Yue and Clayton (1996), a sequential Bayesian approach was used to compare the number of species in two populations based on a cost structure that consists of a sampling cost and a misclassification loss. We extend this study to the case when the observations are taken in groups. Based ...
Co-occurrence of species of various geographical ranges is important to correct endemism evaluation. This co-occurrence is shown as non-hazardous. Influence of area size on species richness is assumed to be different with respect to endemic and non-endemic species. The territory of Israel and ...
例句1. This species of bird is decreasing in numbers every year. 这种鸟的`数量在逐年减少。 例句2. The number of reported crimes is increasing at an alarming rate. 报警案件的数量正在以惊人的速度增长。 例句3. The number of new students decreased from 210 to 160 this year. 今年新生人数从21...