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Publicado por Fujian Science and Technology Pub. Date :2007-04-01 version 1, 2000
ISBN 10: 7533529510ISBN 13: 9787533529512
Librería: liu xing, Nanjing JiangSu, JS, China
Libro
paperback. Condición: New. Language:Chinese.Pages Number: 118 Publisher: Fujian Science and Technology Pub. Date :2007-04-01 version 1. Contents: First. the vegetables difficult diagnostic techniques and pollution prevention and control of disease diagnostic techniques pollution prevention techniques 1. Health and epidemic prevention three off 2. Fitness cultivation strict three 3. Agents to prevent the three fitness Second. clubroot Diagnosis Case 1. Cauliflower clubroot 2. Cabbage root swelling and pain 3. Mustard cl.
Publicado por Fujian Science and Technology Pub. Date :2009-02-01 version 1, 2000
ISBN 10: 7533532945ISBN 13: 9787533532949
Librería: liu xing, Nanjing JiangSu, JS, China
Libro
paperback. Condición: New. Language:Chinese.Pages Number: 74 Publisher: Fujian Science and Technology Pub. Date :2009-02-01 1 edition of China referred to Cymbidium orchids or orchids. the main species are Chunlan. petals blue. spring sword. Cymbidium. Cymbidium. Cymbidium. cold Lan. Lan Hua Hua Zi elegant. quiet fragrance. for our important traditional ornamental plants. Orchids in the cultivation process. would be subjected to a variety of pests against light by reducing its ornamental and economic value. in serious .
Publicado por Fujian Science and Technology Press, 2019
ISBN 10: 7533558146ISBN 13: 9787533558147
Librería: liu xing, Nanjing JiangSu, JS, China
Libro
paperback. Condición: New. Language:Chinese.Paperback. Pub Date: 2019-06-01 Pages: 150 Publisher: Fujian Science and Technology Press flowers often occur during the growth of a number of diseases and pests. reducing the ornamental value and economic value flowers. causing heavy economic losses. Diversity and complexity of flowers kinds of pests conditions occur. to accurately diagnose diseases and insect pests caused great difficulties. and accurate diagnosis is effective .
Publicado por Fujian Science and Technology Press, 2021
ISBN 10: 7533563603ISBN 13: 9787533563608
Librería: liu xing, Nanjing JiangSu, JS, China
Libro
paperback. Condición: New. Paperback. Pub Date: 2021-04-01 Pages: 256 Language: Chinese Publisher: Fujian Science and Technology Press This book is divided into three parts: diagnosis and treatment of fruit tree diseases and insect pests. disease and insect pests.?Diagnosis and treatment basis introduces the types of fruit tree diseases and insect pests. epidemic characteristics and laws. diagnosis essentials. control strategies and measures; the diseases are classified according to the types of fruit tree diseases. an.
Publicado por Fujian Science and Technology Press, 2021
ISBN 10: 7533564987ISBN 13: 9787533564988
Librería: liu xing, Nanjing JiangSu, JS, China
Libro
Hardcover. Condición: New. HardCover.Pub Date:2021-08-01 Pages:578 Language:Chinese Publisher:Fujian Science and Technology Publishing House The main line of control. the content covers the morphology. classification and identification. research methods of crop pathogenic nematodes. the development and utilization of nematode biocontrol agents. etc. It also covers the diagnosis. ecology. microecology. epidemiology. and Principles of prevention and control: The diagnosis and prevention and control technology of nematode.