Development and Application of a Functional Marker for Wide Compatibility Gene S5-n of Rice VERTICAL DISTRIBUTION OF CHAETOGNATHS IN THE EAST CHINA SEA IN SUMMER OF 1978 QTL Mapping and Correlations between Leaf Water Potential and Drought Resistance in Rice under Upland and Lowland Environments PROCESS AND DRIVING FORCES OF ADVERSE SEPARATION OF THE DISTRIBUTING AREA OF WILD RICE AND RICE ( O.sativa .L)DURING PAST 2000 YEARS Ⅰ.RELATIONSHIP BETWEEN THE DISTRIBUTING AREA OF WILD RICE AND RICE ( O.sativa. L)AND POPULATION DISTRIBUTION IN A Analysis of a Mosaic Monosomic Alien Addition Line of Rice with Chromosome 7 of Oryza officinalis C-Genome and Its Backcross Progeny