shield pub date 2009 02 01 version 1 (5 resultados)

paperback. Condición: New. Language:Chinese.Pages Number: 68 Publisher: Golden Shield Pub. Date :2009-02-01 version 1. This book describes the habits of bees. bee uses. the main nectar plants. the basic operation of beekeeping. bees. and the Four Seasons management bees and other major pests and diseases. Book illustrations. easy to understand. informative. suitable for bee-keeping staff to read. Contents: I. Benefits of two beekeeping. bee habits three main nectar plants (a) rape (b) milk vetch (c) of the linden tree .

paperback. Condición: New. Pages Number: 63 Publisher: Golden Shield Pub. Date :2009-02-01 version 1. The book includes: crop growth and development of essential nutrients. the function of various nutrients. fertilizer. manure characteristics. type and role . wheat. corn. rice. cotton. soybeans. peanuts. eggplant. peppers. cabbage. radish and other major crops fertilization. Contents of the concise. easy to understand language. scientific. practical and easy to operate. has a guiding role for crop fertilization. for fa.

paperback. Condición: New. Language:Chinese.Pages Number: 87 Publisher: Golden Shield Pub. Date :2009-02-01 version 1. Edible book by the Shanghai Academy of Agricultural Sciences research associate. Institute of Huang Ruizhen ed. Include: an overview of the biological characteristics of mushroom. mushroom of seed. equipment and appliances. mushroom of seed technology. mushroom cultivation techniques. mushroom harvesting. grading and processing 6. Book is systematic and comprehensive. technologically advanced and pract.

paperback. Condición: New. Language:Chinese.Pages Number: 197 Publisher: Golden Shield Pub. Date :2009-02-01 version 1. Written by Zhejiang University Animal Science Professor Tao Yuerong eds. Since the publication since 1996. has printed 20 million copies issued. by the readers. Revision according to new technological advances and practical experience. the content of the book was further revised. improved to meet the requirements of the reader. an additional chapter on common control Tubing. The book includes: the dev.

paperback. Condición: New. Language:Chinese.Pages Number: 189 Publisher: Golden Shield Pub. Date :2009-02-01 version 1. This book by the editor of Shenyang Agricultural University. Professor Chen Jie. Including the type of corn occurrence of disease. damage and control strategies. corn and basic principles of disease diagnosis methods. fungi. bacteria. viruses. nematodes and other pathogens in maize seedling and adult stage disease symptoms caused by the important characteristics. occurrence and control points. the occ.