Saline-alkali soil improvement and bioremediation method
A soil improvement and bioremediation technology, which is applied in the fields of soil preparation, cultivation, agricultural machinery and implements, etc., can solve the problems of insignificant improvement of medium and severe saline-alkali land, and achieve good ornamental value, beautiful flowers and colors, and stable salinity.
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[0035] The applicant carried out the actual implementation of the technical solution of the present invention in Nangang Industrial Zone, Binhai New Area, Tianjin.
[0036] The project started on August 22, 2016
[0037] Step 1: Prepare Soil Conditioner
[0038] Using the sludge compost in the applicant's factory area, anaerobic fermentation for 10-15 days to produce soil improver;
[0039] The second step: condition the saline-alkali soil and prepare green cultivation soil
[0040] 1. Dig 60cm deep in place, and mix the original soil and compost while digging. The ratio of original soil and compost is 2:1, and mix evenly;
[0041] 2. Cover with a black film and carry out secondary fermentation for 5-7 days to mature the soil and build a soil aggregate structure;
[0042] 3. Measure EC (soil salt concentration) and pH until EC≤0.5% and pH≤8.0;
[0043] Step 3: Establish a green cultivation area
[0044] Since the start of construction is in the rainy season in the north, ...
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