The Honghe Hani Rice Terraces of Yunnan Province have become a national emblem for China and a UNESCO World Heritage Site, but some are beginning to crumble.This research attempts to address why this is happening and what can be done about it.Previous work has failed to adequately address the possible shortcomings of recently introduced seed and wa
Abstract We consider a pathogen dynamics model with antibodies and both pathogen-to-susceptible and infected-to-susceptible transmissions.We vibrating-dildos consider two types of infected cells, latently infected cells, and actively infected cells.The model considers three types of discrete or distributed delays to characterize the time between th
Analyzing the research hotspots and regular evolutionary patterns of R&D projects can help researchers find potential Balaclava information.This paper considers the titles of the National Natural Science Foundation of China (NSFC) grants that have been awarded in the past 20 years as the research objects.First, we analyze the number and funding
ObjectiveTo develop an analytical method for determination bisphenol A, bisphenol F and bisphenol S in fruit (apple), vegetable (spinach), cereal (rice flour) and infant cereal supplement (infant formula rice flour) by compound immunoaffinity column coupled with high performance liquid chromatography Tandem Mass Spectrometry.MethodsThe samples were