Analysis Of Status And Trend Of Research On Specific Horticultural Crops In Fujian Province-Narcisuss And Pumelo Based On Statistics Of Literatures

The data of yearly distribution of the total numbers, content and fields involved in literatues of narcisuss and pumelo during1989-2011derived from database for Chinese Scences and technology periodicals (Full text version) of Chongqing VIP Infromation Limited Company and database for the national Sciences and technology library (NSTL) and were searched and statisticalzied by literature metrology, the results showed that the total numbers of published literatures of narcisuss and pumelo in the past23years were increasing fluctuately on the whole, the pubished time of literatures of Narcisuss mainly focused on the recent10years, the numbers of literatures in2006were most; research on Pumelo began in1991, the numbers of pumelo focused on2010and2011. The numbers of domestic core authors in narcisuss and pumelo were45and53according to Lotka's Law, respectively.The rate of coauthor was73%in secleted763literatures of narcisuss, and the rate of coauthor was64.26%in selected2034literatures of pumelo. Therefore, the literatures of narcisuss and pumelo were conprehensive and discipline-crossing. According to geographical distribution of athours, most of literatures of narcisuss focused on the south of China such as Fujian, Jiangsu and so on, the numbers of literatures in Fujian Province was most, which was related to the distribution of narcisuss resources and climatic conditions suitable for cultivation; the resarch institutes of pumelo mostly focused on Fujian, Guangdong and so on according to geographical distribution of institutes, the numbers of literatures of pumelo were most in Fujian Province, but that in north of China were rare; the planting area and yield of pumelo were incressing fastly and the quality was best in Fujian Province in China, the authers mostly came from institues in Fujian province. Therefore, universiyies and institutes became main reasearch groups in the fields of narcisuss and pumelo. The numbers of domestic core journals in narcisuss and pumelo were25and10according to Bradford's Law, respectively. The technology of cultivation was paid attention to mostly in research of narcisuss, the published literatures were rare and research strength was weak on prevention and control of deseases and pests of narcisuss, which was suggested to pay attention to and strengthened in practice.the literatures of pumelo mainly focused on the field of cultivation, but those in storeage and processing were rare, research on toreage and processing would be strengthened in future.the published numbers of abroad literatures of narcisuss flunctating greatly in different years, but those of pumelo were rare, which was concluded that pumelo was native from countries of Southeast Asia. Most of literatures abroad focused on field of biotechnology in searched218ralted to narcisuss and49ralted to pumelo, which ralated to developed technology abroad.