Tobacco stem charcoal soil conditioner of acidic tobacco planting soil, and processing method thereof
A technology of soil improver and biochar, which is applied in the direction of soil conditioning materials, chemical instruments and methods, fertilizer mixtures, etc., can solve the problems of lack of long-term field research, etc., and achieve the effects of enhancing soil fertility, simple production process, and increasing content
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Embodiment 1
[0028] Embodiment 1: A tobacco stalk biochar soil improver for acidic tobacco planting soil, mainly comprising a core layer and a chitosan film layer, the chitosan film layer is wrapped outside the core layer, and the chitosan film layer is wrapped The thickness is 0.8 mm; calculated by weight, the core layer is composed of the following components: 1000 parts of tobacco stalk biochar, 60 parts of calcium nitrate, 12 parts of magnesium nitrate, 12 parts of zinc oxide and 35 parts of borax.
[0029] The tobacco stalk biochar soil improver for acidic tobacco planting soil is prepared by the following method:
[0030] (1) Preparation of tobacco stalk biochar: dry and collect the tobacco stalks left in the field after harvesting the tobacco leaves, chop them into strips with a length of less than 10 cm with a cutting machine, and put them into a carbonization furnace for carbonization. Control the temperature in the carbonization furnace at 450°C to gradually carbonize the tobacco...
Embodiment 2
[0036] Embodiment 2: A tobacco stalk biochar soil conditioner for acidic tobacco planting soil and its processing method. The tobacco stalk biochar soil conditioner for acidic tobacco planting soil mainly includes a core layer and a chitosan film layer. Chitosan The sugar film layer is wrapped outside the core layer, and the wrapping thickness of the chitosan film layer is 0.6mm; calculated by weight, the core layer is composed of the following components, 900 parts of tobacco stalk biochar, 50 parts of calcium nitrate, 8 parts of magnesium nitrate, 8 parts of zinc oxide, 25 parts of borax.
[0037] The tobacco stalk biochar soil improver for acidic tobacco planting soil is prepared by the following method:
[0038] (1) Preparation of tobacco stalk biochar: dry and collect the tobacco stalks left in the field after harvesting the tobacco leaves, chop them into strips with a length of less than 10 cm with a cutting machine, and put them into a carbonization furnace for carboniz...
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