Method for improving nitrogen fixation capability of alhagi sparsifolia

The invention relates to the technical field of improvement of the nitrogen fixation capacity of desert plants, in particular to a method for improving the nitrogen fixation capacity of alhagi sparsifolia. According to the method provided by the invention, the biochar is applied to the aeolian sandy soil, so that the problems of high cost, long time consumption and lack of ecological sustainability in a traditional Alhagi sparsifolia nitrogen fixation capability improvement technology are solved; the method provided by the invention is simple and easy to operate, the stable and long-term nitrogen fixation capability of the desert plant alhagi sparsifolia is greatly improved by the charcoal stably existing in the soil, the nitrogen fixation capability of the alhagi sparsifolia is improved well, and a new way is provided for reasonable utilization of jujube wood resources in Xinjiang. 本发明涉及荒漠植物固氮能力提升技术领域，特别是涉及一种提升骆驼刺固氮能力的方法。本发明提供的方法将生物炭施用于风沙土中，不仅解决传统骆驼刺固氮能力提升技术中存在的成本高、费时长、缺少生态可持续性的问题；而且本发明提供的方法简易，操作简便，并且在土壤中稳定存