This book is consisted of one introduction and six chapters, which respectively introduce rubber trees’ growing habits, the situation in each growing phase, pest prevention and treatment measures, growing management, time of gathering rubber, methods of gathering rubber and technology of gathering rubber in details. Besides, the text is also matched with relevant pictures, which guide rubber peasants to carry out rubber production and management.
यह ईबुक खरीदें और 1 और मुफ़्त पाएं!
भाषा चीनी ● स्वरूप EPUB ● पेज 90 ● ISBN 9787548222675 ● प्रकाशक Yunnan University Press ● प्रकाशित 2015 ● डाउनलोड करने योग्य 3 बार ● मुद्रा EUR ● आईडी 6140359 ● कॉपी सुरक्षा Adobe DRM
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