A method for washing salt and reducing alkalinity of saline soil
A technology for saline soil and salt washing, applied in the agricultural field, can solve problems such as the difficulty of soil washing salt, achieve the effects of improving the ecological environment, promoting saline-alkali land restoration and soil improvement technology, and alleviating the scarcity of freshwater resources
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[0027] The technical solutions of the present invention will be clearly and completely described below in conjunction with the accompanying drawings. Apparently, the described embodiments are some of the embodiments of the present invention, but not all of them. Based on the embodiments of the present invention, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the protection scope of the present invention.
[0028] Such as Figure 1-3 Shown, a kind of saline soil washes salt and reduces alkali method, comprises the steps:
[0029] Step 1), using salt water to irrigate the saline-alkali land and waiting to freeze into salt water ice;
[0030] In step 2), the salt water ice is radiated and heated; the salt water ice is melted and infiltrated.
[0031] As described in this embodiment, the salinity of the underground salt water used in the step 1) is less than or equal to 35g / L
[0032] As described in this embodim...
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