Estimating Genetic Diversity of Rice Landraces from Yunnan by SSR Assay and Its Implication for Conservation Characterstics of nitrogen and phosphorus efficiency of core collection for rice landraces in Yunnan,China Diversity of Mineral Concentrations in Cultivated Ecotypes of Yunnan Rice Characteristics of Yunnan Province rice landrace core collections under phosphorus deficiency Flavonoids Content of Rice Landraces with Different Seed Coat Color in Yunnan and Their effects on Seed Germination Analysis of Genetic Structure for Indica Rice Landraces from Different Provinces in China Diversity of paddy rice varieties from Yuanyang Hani’s terraced fields in Yunnan, China