Journal of Ecology and Rural Environment ›› 1995, Vol. 11 ›› Issue (1): 63-64.doi:

• muci • Previous Articles    

An investigation on harmful substances in vegetables in Linyiprefecture

HOU  Xu-You, WANG  Yun-Cheng, WANG  Shi-Gan, LI  Xiao-Hui, ZHAO  Yan-Lin   

  1. Linyi Prefectural Agro-envi-ronmental Protection Station, Shandong Province
  • Received:1994-06-27 Revised:1994-10-05 Online:1995-02-10 Published:2012-04-26

Abstract: The residues of tbe main harmful substancessuch as nitrate, nitrite,666,DDT and six heavy metals in veg-etables at selected spots in Linyi prefecture have been detect-ed. The results show: nitrates are the main harmful sub-stances. Among the three vegetables detected,the rate of ni-trate and nitrite exceeding standard are 78.3%and 33.6%separately.Most of the contents of heavy metals in the vegeta-bles are below the sanitary standards. DDT are not detectedand the average rate of 666 exceeding standard is 4.3%. 

Key words: vegetable, polution survey, residue analysis

CLC Number: