Nutrient modified sand body for plantation
A kind of modified sand body, nutritious technology, applied in the field of sand resource utilization and desertification control, it can solve the problems of difficulty, brittleness of solidified layer, easy movement of sand body, etc.
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Embodiment 1
[0095] Polyvinyl alcohol is selected as the water-soluble solid organic substance that can be dissolved in water;
[0096] Stir polyvinyl alcohol and water according to the weight ratio of 10:100 to form a solution;
[0097] Get 1000kg of sand, then get polyvinyl alcohol dissolved in water to form a solution 155kg, add solution and 10kg of farmyard manure in the sand body, then mix and stir to form a modified sand body; the polyvinyl alcohol in the modified sand body and The weight ratio of the sand body is 1:71.0;
[0098] Spread the modified sand body outdoors with a thickness of about 10cm. The water in the modified sand body is well preserved. Under the spring climate conditions in Chongqing, the evaporation is small, and the appearance of the modified sand body is similar to that of soil. For the sand body, measures such as drying are taken to make the surface dehydrated, and the surface of the modified sand body is compacted into a whole; then water is sprinkled on the ...
Embodiment 2
[0102] The water-soluble solid organic matter that can be dissolved in water is selected from hydroxypropyl methylcellulose;
[0103] Stir hydroxypropyl methylcellulose and water according to the weight ratio of 0.35:100 to form a solution;
[0104] Get 1000kg of sand, then take 130kg of hydroxypropyl methylcellulose solution, mix sand, solution and 5kg of agricultural compound fertilizer and stir evenly to form a modified sand body, and the substance hydroxypropyl methylcellulose in the modified sand body The weight ratio to the sand body is 1:2205;
[0105] Spread the modified sand body outdoors with a thickness of about 10cm. The water in the modified sand body is well preserved. Under the spring climate conditions in Chongqing, the evaporation is small. The grains are bonded together again, and the sand body is in a plastic wet state;
[0106] Spread the modified sand body containing grass seeds outdoors, and the water in the modified sand body is well preserved. Under t...
Embodiment 3
[0109] The water-soluble solid organic matter that can be dissolved in water is selected from sodium carboxymethyl cellulose;
[0110] Stir carboxymethylcellulose sodium and water according to the weight ratio of 2:100 to form a solution;
[0111] Get 1000kg of sand, then get 187kg of sodium carboxymethyl cellulose solution, mix and stir sand, sodium carboxymethyl cellulose solution, 1 kg of agricultural compound fertilizer and 2 kg of nitrogen, phosphorus and potassium mixed fertilizer to form a modified sand body, The weight ratio of sodium carboxymethyl cellulose in the modified sand body to the sand body is: 1:272.7;
[0112] Pave the modified sand body outdoors with a thickness of about 10cm. The water in the modified sand body is well preserved. Under the climate conditions in Chongqing in spring, the evaporation is small, and the appearance of the modified sand body is similar to that of soil. Take part of the modified sand body. body, take measures such as drying to mak...
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