权威例句
车兰 Accountability without Democracy: Solidary Groups and Public Goods Provision in Rural China [Book Review]Regional development in China : states, globalization, and inequalityPressure for Changes: Central-local interactions in rural tax-for-fee reformChelant extraction of heavy metals from contaminated soilsCritical assessment of chelant-enhanced metal phytoextraction.TARGETING CHELANTS AND CHELATESMeeting Report. TRICAP: Three-way methods in chemistry and psychology, Lake Chelan, WA, U.S.A., 4–9 May 1997The use of maize and poplar in chelant-enhanced phytoextraction of lead from contaminated agricultural soilsEDDS and EDTA-enhanced phytoextraction of metals from artificially contaminated soil and residual effects of chelant compounds