Declining Bee Population Threatens Major GrowersMICHELE NORRIS
Don’t use pesticides and chemical weed killers. There are manynatural weed killersavailable. Any effort that you can make, whether it is large or small will help raise the awareness of the importance of protecting the bee population. If the population of bees decline, images like this will ...
Bee populations across the world have dropped significantly, and this is a serious problem. These insects play a very important role in food supply because they pollinate' fruits and vegetables. Without bees to pollinate plants, food will...
Population structure We used NGSadmix version 32 to test the number of genetically distinguishable populations in our data34. As the presumptive number of evolutionary lineages in Apis mellifera is five, we ran NGSadmix for K between two and nine. The evolutionary history of the individuals was ...
根据第二段的“Accordingto the U.N.Foodand Agriculture Organization(FAO) statistics,theworld's honeybeepopulation rose to 80 million...Jennifer Sass of the NaturalResources Defense Council...has dropped from 4 million hives(蜂群)in 1970 to 2.5 million today”可知,FAO的数据表明...
database on energy expenditure of adults in the United States and Europe (n = 4,799) to explore patterns in total (TEE:n = 4,799), basal (BEE:n = 1,432) and physical activity energy expenditure (n = 1,432) over time. In males, adjusted BEE decreased ...
“Technology is changing the game for conservation efforts,” said John Abel, Project Director, Oracle Cloud. “Using cloud-based technology, the World Bee Project is going to have a truly global, real-time view of bee population health for the first time. This will arm researchers with the...
Improvements in these adverse features have bee... Ronald,D.,Barr,... - 《American Journal of Hematology》 被引量: 212发表: 2002年 Population-based trends in pregnancy hypertension and pre-eclampsia: An international comparative study The objective of this study was to compare international ...
Scientists think something is amiss, but they can’t be certain: In the past, they didn’t systematically count the population of flying insects, so they can’t make a proper comparison to today. Nevertheless, they’re pretty sure across the globe there are fewer insects that are crucial to...
Climate variables and population are based on future data, while other variables are substituted with recent data (Ye et al., 2024). Table 2. Environmental variables used in the MaxEnt model. TypeVariablesDefine (Unit)Source/Processing Bioclimate Bio2 Annual mean diurnal range (℃) Worldclim Bio...