Detachably secured on a carriage for driving in the rammer stilts for livestock meadows, meadows, etc.

• 1. 牲畜追耕法退化草地改良技术 [P] . 中国专利： CN102598970A . 2012-07-25
• 2. 一种基于卫星驱动模型的高寒草地生物量估算方法及系统 [P] . 中国专利： CN113297904A . 2021-08-24
• 3. Hand device for the distribution of cowpat and the like. On meadows, meadows, etc. [P] . 德国专利： DE1783473U . 1959-02-19

  机译： 用于分配牛pat等的手动装置。在草地，草地等上

• 4. Method of increasing the utilization of the meadow or arable crops for livestock [P] . DK15684A . 1984-07-15

  机译： 增加牧场或可耕作牲畜利用的方法

• 5. Device for displacing a fence side of an electric fence for livestock meadows. [P] . 德国专利： DE1842564U . 1961-11-30

  机译： 用于移动牲畜草地的电围栏的围栏侧的装置。

• 1. Response of natural and cultivated hay meadows to fertilizer applied by small scale livestock farmers in the mountainous Sandzak region of Serbia [C] . LaneI.R, StosicM.V, TopisirovicG, 2008世界草地与草原大会论文集 . 2008
• 2. Livestock grazing intensity affects abundance of Common shrews (Sorex araneus) in two meadows in Denmark [O] . Niels M Schmidt, Henrik Olsen, Herwig Leirs 2009
• 3. Farm grasses of the United States; a practical treatise on the grass crop, seeding and management of meadows and pastures, descriptions of the best varieties, the seed and its impurities, grasses for special conditions, etc., etc., by William Jasper Spillman ... [O] . W. J. Spillman 1905

• 1. 草地生态系统动态中气候与人为影响驱动力解析 [C] . Yonghong Li ,李永宏 . 第八届现代生态学讲座暨第六届国际青年生态学者论坛 . 2015
• 2. 近30年来青海草地牲畜时空变化特征分析 [A] . 吴雪 . 2020