High temperature and summer drought are serious problems in lower altitude and latitude area for the growth of Pinellia ternata,therefore the yield and the quality of Pinellia ternata was low in this area for the single cropping system from spring to summer.

mairei tree grown at low elevation,the phenotypic diversity of the leaf and strobilus was compared.

Study on the Population Quality and Lodging Resistance of Hybrid Rice Jinyou527 in the High and Low Altitude Regions;