Progeny studies of Jatropha curcas and Pongamia pinnata were carried with respect to bioproductivity,pod and seed charac......

天津市团泊洼水库属华北平原滨海盐碱性水库。1989年多学科综合调查的结果表明:该水体中营养盐类含量氮高磷低,挺水植物藨草、芦苇......