Title: Method for recovering saline-alkali from surface of farmland and special equipment therefor
Application Number: 98114671 Application Date: 1998.06.22
Publication Number: 1240104 Publication Date: 2000.01.05
Approval Pub. Date: Granted Pub. Date:
International Classifi-cation: A01B77/00
Applicant(s) Name: Li Youyong Address: 841005
Inventor(s) Name:
Attorney & Agent:
Abstract:
     The present invention mainly discloses a blow-sucking method using an invented saline-alkali blow-sucking machine (similar to dust collector), which is suspended from tractor to remove the white salt efflorescence and salt crust which are evaporated from surface of farmland and accumulated to a certain thickness, and carry off the harmful soluble saline-alkali from farmland, instead of traditional manual method of scraping, shovelling and brushing, etc.. Said invention is good in desalination, quick for taking its effect and easy to operate and can be used in large-area saline-alkali field.
Time: 22