<正>A number of paddy fields pertaining to the Majiabang Cultures (5500-3800 years BC) were discovered during the archaeological excavations that were carried o
A rhizobox experiment with two phosphorus (P) treatments, zero-P (0 mg P kg-1) and plus-P (100 mg P kg-1) as Ca(H2PO4)2·H2O, was conducted to study the che
The low removal effciency of total nitrogen(TN) is one of the main disadvantages of traditional single stage subsurface infiltration system,which combines an an
The application of large amounts of fertilizers, a conventional practice in northern China for the production of vegetable crops, generally leads to substantial