搜索结果: 1-9 共查到“国际动态 农学 the tropical”相关记录9条 . 查询时间(0.203 秒)
Long-lived tropical trees play outsized role in carbon storage（图）
Long-lived tropical trees outsized role carbon storage
2020/4/17
Trees that grow fast, live long lives and reproduce slowly account for the bulk of the biomass -- and carbon storage -- in some tropical rainforests, a team of scientists reports in a paper published ...
Tropical soil disturbance could be hidden source of carbon dioxide（图）
Tropical soil disturbance hidden source carbon dioxide
2019/10/28
Thousand-year-old tropical soils unearthed by accelerating deforestation and agricultural land use could be unleashing carbon dioxide into the atmosphere, according to a new study by NSF-funded resear...
Lianas Stifle Tree Fruit and Seed Production in Tropical Forests
Tree Fruit Seed Production Tropical Forests
2017/7/21
Woody vines, known as lianas, compete intensely with trees and their numbers are on the rise in many tropical forests around the world. A new study at the Smithsonian Tropical Research Institute (STRI...
Long-term fate of tropical forests may not be so dire
Long-term fate tropical forests may not so dire
2017/7/19
Tropical rainforests are often described as the “lungs of the earth,” able to essentially inhale carbon dioxide from the atmosphere and exhale oxygen in return. The faster they grow, the more they mit...
Phosphorus ‘tax’ could be huge if tropical farming intensifies
Phosphorus tax tropical farming intensifies
2016/4/25
One way to feed the globe’s growing population is to ramp up intensive farming in tropical regions, but doing so will require a lot of fertilizer — particularly phosphorus. This is not only because it...
A global analysis raises the minimum estimated number of tropical tree species to at least 40,000–53,000 worldwide in a paper appearing in Proceedings of the National Academy of Science...
Discovery: Tropical fire ants traveled the world on 16th-century ships
Tropical fire ants traveled the world 16th-century ships
2015/3/4
Their study, reported in the journal Molecular Ecology, reveals that 16th-century Spanish galleons shuttled tropical fire ants from Acapulco, Mexico, across the Pacific to the Philippines, and from th...
Australia’s tropical mammals are in trouble, with a quarter of species suffering serious decline since 1970, and the devastation evident in iconic areas such as Kakadu National Park.
Northern Forests Less Effective Than Tropical Forests in Reducing Global Warming（图）
carbon sink global warming Tropical Forests
2007/7/5
June 21, 2007，Forests in the United States and other northern mid- and upper-latitude regions are playing a smaller role in offsetting global warming than previously thought, according to a study appe...