Da: liu xing, Nanjing, JS, Cina
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Aggiungi al carrellopaperback. Condizione: New. Paperback. Pub Date: 2018-10-01 Pages: 189 Language: Chinese Publisher: China Agricultural Press What is saline-alkali soil? What is the distribution of saline-alkali land in China? What is the characteristics and causes of saline-alkali land? What is pH and eight ions? What are the measures for improving saline-alkali land? What are the saline-alkali improvers? In order to figure out these problems. Liang.