Cretaceous System is widely represented in South America. “Conchostracans” are best represented with 47 early Cretaceous species and only 5 Late Cretaceous ones. Its warm climate with rainfall and marked seasonality...Cretaceous System is widely represented in South America. “Conchostracans” are best represented with 47 early Cretaceous species and only 5 Late Cretaceous ones. Its warm climate with rainfall and marked seasonality allowed the development of the “conchostracan” populations. This information shows that more detailed analysis between climate and “conchostracan” records is needed to reconstruct environments in the Cretaceous times.展开更多
Prunus persica(peach)is an economically important deciduous tree in the Rosaceae family that produces20 million tons of fruit per year.China has a long history of peach cultivation known from both historical and archa...Prunus persica(peach)is an economically important deciduous tree in the Rosaceae family that produces20 million tons of fruit per year.China has a long history of peach cultivation known from both historical and archaeological evidences.So far.the oldest evidence for展开更多
文摘Cretaceous System is widely represented in South America. “Conchostracans” are best represented with 47 early Cretaceous species and only 5 Late Cretaceous ones. Its warm climate with rainfall and marked seasonality allowed the development of the “conchostracan” populations. This information shows that more detailed analysis between climate and “conchostracan” records is needed to reconstruct environments in the Cretaceous times.
文摘Prunus persica(peach)is an economically important deciduous tree in the Rosaceae family that produces20 million tons of fruit per year.China has a long history of peach cultivation known from both historical and archaeological evidences.So far.the oldest evidence for