Hou bao jiang (10 risultati)

paperback. Condizione: New. Language:Chinese.Paperback. Publisher: Tsinghua University.

paperback. Condizione: New. Paperback Pages Number: 44 Language: Chinese. Book contains a total of 34 kinds of peach diseases. a variety of symptoms photo of 81. including 24 kinds of infectious diseases. non-infectious diseases of 10 kinds. 11 kinds of important diseases. general diseases 14 species. nine kinds of rare diseases. Figure graphic text to the text Note Figure. cross-references. to facilitate understanding and application. Map to selecting fine. say to appropriately. But easier said than done. some map can .…

Soft cover. Condizione: New. Language:Chinese.Author:HOU BAO JIANG.Binding:Soft cover.Publisher:China Social Science Press; 1 (July 1. 2006).

paperback. Condizione: New. Language:Chinese.Pages Number: 54 Publisher: China Agricultural University Press Pub. Date: 2001-09. prevention of disease. to reduce losses caused by disease. the majority of growers and related scientists. it should be is an important issue must be faced. Disease prevention and control. we must first understand disease. to understand the characteristics of the occurrence and development of disease. the main control measures and disease control key technology. We compiled this map said. The .…

paperback. Condizione: New. Language:Chinese.Pages Number: 48 Publisher: China Agricultural University Press Pub. Date :2000-09. This book describes the 42 kinds of pear diseases. mainly from the pear disease symptoms. pathogen. disease law. comprehensive prevention and control methods. to articulate. Book illustrations. to explain a simple and easy to understand. with a strong practical and feasible. the majority of farmers and agricultural workers essential tool. Contents: pear scab pear pear black spot rot ring rot p.…

paperback. Condizione: New. Pub Date: 2014-07-01 Pages: 211 Language: Chinese Publisher: China Mining University Press. China National Coal Group Co. employees vocational skills training Books: coal staff training materials. introduces the coal mine production safety laws and regulations. the mine basic overview of the requirements into the well. mine ventilation. mine disaster prevention. mine three violations and its prevention. electrical safety content coal. coal mine six hedge system. In China Coal Energy Group Lim.…

Soft cover. Condizione: New. Language:Chinese.Author:JIANG WEN JU HOU FENG SONG BAO ZENG.Binding:Soft cover.Publisher:Chemical Industry Press Pub. Date :2007-04-01.

paperback. Condizione: New. Language:Chinese.Paperback Pages Number: 208 social harmony and perspective of local government social management functions of the content mainly consists of the following nine chapters: the first chapter of theoretical investigation and norms of social harmony and local government social management functions; second chapter on social harmonious building management functions of the status quo in local government social analysis of the overall inspection; Chapter III. Chapter IV. Chapter V. Ch.…

paperback. Condizione: New. Paperback. Pub Date: 2022-06-01 Pages: 154 Language: Chinese Publisher: China Water Conservancy and Hydropower Press Study on the Impact of Coal Mining on Water Resources and Tax Collection Policy in Shanxi Province is based on extensive collection of relevant materials and typical field investigations Based on this. the impact of coal mining on water resources and the policy of taxation and fee collection in Shanxi Province are studied and analyzed. The book consists of 6 chapters. the main .…

paperback. Condizione: New. Paperback. Pub Date: 2023-10 Pages: 264 Language: Chinese Publisher: China Social Sciences Press This book takes seven ethnic townships in three ethnic autonomous counties in Guangdong Province as the research object. It mainly uses the method of combining normative research and empirical research. Discuss issues such as the succession of government powers under streamlined administration and decentralization. targeted poverty alleviation practices. the current status of the public service sy.…