ISBN: 9787303122271 - 柞蚕蚕种学 9787303122271 秦利,姜德富 北京师范大学出版社 (1 risultati)

paperback. Condizione: New. Paperback. Pub Date: 2011 Jun Pages: 317 Publisher: Beijing Normal University Press tussah silkworm learn summarizes the technical achievements of the of tussah germplasm resources and applications. discusses the tussah species occurrence and genetic law. tussah breeding and seed breeding. tussah utilization of heterosis and Tussah Silkworm inspection principles and methods. the system summarizes our tussah silkworm field of major scientific research achievements. The basic idea of ??this wri.…