Microbial manure of containing rare earth elements

Microbial manure of containing rare earth elements

  • CN 1,958,532 B
  • Filed: 11/01/2006
  • Issued: 01/25/2012
  • Est. Priority Date: 11/01/2006
  • Status: Active Grant
First Claim
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1. microbial fertilizer that contains REE is characterized in that this microbial fertilizer is to adopt following method to prepare:

  • get the 20L viable count to three enlarged culturing of azotobacter chroococcum inclined-plane bacterial strain sample warp with Ah Xu Bei Shi (Askby) nutrient solution of PH=7 and reach 9.6*10 8The active bacterium liquid of individual/ml;

    Add molasses 1Kg, 500g fine grinding wheat bran, 4Kg food grade chitosan, 2L phosphoric acid-SODIUM PHOSPHATE, MONOBASIC soda acid buffered soln through sterilization;

    Under sterile state, stirred 2 hours;

    Mix with the active bacterium liquid of above-mentioned 20L then, be divided into two parts, a copy of it adds 100ml 1%ReCl 3(light rare earths muriate) promptly gets a kind of liquid microbe fertilizer that contains REE.

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