Journal of Ecology and Rural Environment ›› 1992, Vol. 8 ›› Issue (1): 36-39.doi:

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FACTOR ANALYSIS OF MICRONUTRIENTS AND THEIR AVAILABILITY IN SAJANG BLACK SOILS IN NORTHREN ANHUI PROVINCE

SHEN  Si-Yuan   

  1. Institutre of Soil Science, Academia Sinica, Nanjing
  • Received:1989-10-09 Online:1992-02-10 Published:2012-05-23

Abstract: Correlation and factor analysis of 20 samples in profiles of Sajang Nlack Soils have been conducted. The processes that contril accumulation of B, Mo and availability of Mn, Zn, Cu and Fe could be measured by the first two principle factors. Measures for regulating micronutrient supply to normal crop growth in Sajang Black Soils were also discussed.