A kind of method for production while repairing rape in cadmium-contaminated soil-middle rice rotation
A technology of cadmium-contaminated soil and rape, which is applied in the field of environmental treatment of polluted soil, can solve the problems of small biomass and slow growth, and achieve the effect of small project volume, no loss of economic benefits, and low investment
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[0036] 1. Implementation location: Zhangjiadian Village, Meizhu Town, Xinchang County, Shaoxing City, Zhejiang Province
[0037] The soil in Zhangjiadian Village, Meizhu Town, Shaoxing City belongs to the paddy soil category, a subcategory of paddy soil, and the soil type is yellow mud sand field. The total cadmium content is 0.45mg / kg, exceeding the limit value for farmland in the Soil Environmental Quality Standard (GB 15618-2008).
[0038] The enriched crop variety is: Rapeseed-Zheyou 50, which is a cadmium-enriched variety obtained from the previous screening in our laboratory.
[0039] Rape cadmium high-efficiency activator is a compound endophytic bacterial agent fermentation liquid independently developed by our laboratory. It is disclosed in the patent document with the publication number CN105950502A. It is 1L per mu, diluted 20 times with water, and sprayed during the bolting and flowering stages of rapeseed.
[0040] Soil cadmium high-efficiency passivation conditi...
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