Genetic diversity of 48 sweetpotato landraces randomly sampled from Anhui,Fujian, Henan and Guangdong provinces in China was analyzed using RAPD, ISSR and AFLP
The concentration of sucrose,glucose,fructose,titratable acid,ABA and the activity of acid invertase(AI)were measured injuice sacs of Bendizao mandarin(Citrus s
The interactions of water management and nitrogen fertilizer on nitrogen absorption and utili-zation were studied in rice with Wuxiangjing9 (japonica). The resu