The distribution of C<sub>4</sub> plants and the C<sub>4</sub>/C<sub>3</sub> ratio along Northeast China transect (NECT) have been studied. A model to quantify th
Within a honeybee population, due to polyandry, there are super-sister and half-sister relations, thus many sub-families exist. For the Chinese honeybee (Apis c
A set of metamorphic suites, previously known as the Precambrian metamorphic basement in Kuda, western Kunlun has been determined as a large nappe ductile shear
A fruit of Eucommia has been recovered from the Eocene of Fushun, Liaoning Province. This represents the only confirmed occurrence of fruits of this genus in th
Using the 1°×1° NOAA AVHRR NDVI data set in China, an index on the spatial different gradient of landcover is created. Then based on the index an
An automatic digital photography visibility system (DPVS) is presented, which can directly measure and monitor horizontal visibility during daytime through digi