ISBN: 9787511653246 - 典型草原天然牧草收获关键技术研究 (1 Ergebnisse)

paperback. Zustand: New. Paperback. Pub Date: 2021-06-01 Pages: 158 Language: Chinese Publisher: China Agricultural Science and Technology Press. Natural grasslands are mainly distributed in arid and semi-arid areas with harsh climatic conditions and poor site conditions.?Due to the particularity of climatic conditions. natural grassland has less rainfall. with an average annual rainfall of less than 300mm. Due to the heterogeneity of time. space and inter-annual. natural grassland has the name of nine droughts in te.…