guo rui shi wei yong (6 resultados)

Soft cover. Condición: New. Language:Chinese.Author:MA GUO RUI SHI WEI YONG.Binding:Soft cover.Publisher:China Agriculture Press Pub. Date :2002-06-01.

paperback. Condición: New. Ship out in 2 business day, And Fast shipping, Free Tracking number will be provided after the shipment.Paperback. Pub Date :2002-10-01 Pages: 124 Publisher: China Agriculture Press Hello teacher: Thank you Salan shop Books prevail. the company registered capital of 35 million physical store wholesale shop wholesale sales channels OUR default hair rhyme Express. for other courier please contact Customer Service: Customer Service QQ: 1.042.275.167 aftermarket phone: 13269866690 final interpretation of all the basic information about the title limited liability company owned by Insein has Xuanxuan Book: crop nutrition disorders primaries map List Price: 20.60 Selling price: 9.9 yuan 10.7 yuan discount you save: 48% off author: Ma Guorui. Dan Weiyong Press: China Agriculture Press Publication Date :2002-10-01ISBN: 9.787.109.070.707 words: Page: 124 Edition: 1 Format: Folio : Weight: Editor's Summary crop nutrition disorders primaries Atlas collected 13 kinds of crops. nitrogen. phosphorus. potassium. calcium. magnesium. sulfur. iron. boron. manganese. zinc. copper. molybdenum. chlorine and other elements malnutrition disease more than 200 color photographs. visually reproduce the main features of the different crop nutrition disorders. Also provided a brief description of the occurrence of the conditions of the various nutrients disorders. diagnostic techniques and preventive measures. it is a strong operational diagnostic fertilization Guide. Read both available agricultural officers and the majority of farmers. but also for the teachers and students of agricultural colleges reference. Contents Preface I. basic knowledge of crop nutrition disorders diagnosis. crop nitrogen disorders three crops Phosphorus disorder four crops of potassium disorder five crops calcium disorders six crops Magnesium disorders. crop sulfur the prime disorder eight. 14 the crops Boron disorder and nine crops Manganese disorders X. crops Copper in disorders and 11. 12 the crops znic disorders crops ferrite disorders 13 Crop molybdenum hormone disorders. the 15th the crops chlorine prime disorders the crops of silicon disorders 16. crops acid harm to Appendix crop nutrition diagnostic chemical-speed measurement methods Reference of Information Digest preambleFour Satisfaction guaranteed,or money back.

paperback. Condición: New. Paperback. Pub Date :2014-01-01 Pages: 172 Publisher: China Agriculture Press efficient use of fertilizers 200 asked the question and answer format. a brief description of the nature and application of the main points of fertilizer. the main crop nutrient deficiency symptoms and rehabilitation measures. primarily crop fertilizer characteristics and fertilization techniques. Issues listed are from the production. focus on the basic knowledge and practical skills relating to organically linked .

paperback. Condición: New. Ship out in 2 business day, And Fast shipping, Free Tracking number will be provided after the shipment.Paperback. Pub Date: 2005 Pages: 107 Publisher: China Agriculture Press. the Flower nutritional disorders primary color map collection the flowers of nitrogen. phosphorus. potassium. calcium. magnesium. iron. boron. manganese. copper. zinc. and other 10 more than 250 color photos of disorders of nutrient elements. visually reproduce the main features of the different flowers nutritional disorders. Also a brief account of the occurrence of a variety of nutritional disorders conditions. diagnostic techniques and preventive measures. it is a strong operational diagnostic fertilization Guide. The both available agricultural officers and the majority of florists to read. but also for the teachers and students of agricultural colleges reference. Contents: Preface flowers nutrition diagnosis basic knowledge of flowers Nitrogen disorders flowers phosphorus disorders four flowers potassium disorders Five Flower Calcium disorders the six floral magnesium prime disorder seven flowers ferrite disorders. eight flowers Boron disorders disease nine flowers Manganese disorders 10 flower zinc pigment disorders the eleven flowers copper pigment disorders Schedule an indoor flower common physiological disease diagnosis and prevention of Schedule of 2 Flower gas victims diagnosis and prevention of Schedule 3 for flower growing. soil physical and chemical the nature Schedule 4 flowers soil trace elements abundance indicators Schedule 5 flower leaves deficiency of nutritional elements in the lack of an appropriate amount. the excess judgment Standard Schedule 6 common ornamental plant cultivation soil recipe Schedule 7 different flowers suitable nutrient solution concentration Schedule 8 homemade the flower fertilizer Reference literatureFour Satisfaction guaranteed,or money back.

paperback. Condición: New. Pub Date :2002-10-01 Pages: 132 Publisher: China Agriculture Press book collection crops. nitrogen. phosphorus. potassium. calcium. magnesium. sulfur. iron. boron. manganese. zinc. copper. molybdenum. chlorine 13 element nutrition disorders more than 200 color photographs. visually reproduce the main features of the different crop nutrition disorders. Also provided a brief description of the occurrence of the conditions of the various nutrients disorders. diagnostic techniques and preventive .

paperback. Condición: New. Ship out in 2 business day, And Fast shipping, Free Tracking number will be provided after the shipment.Paperback. Pub Date :2011-04-01 Pages: 596 Language: Chinese Publisher: China Building Industry Press national survey and design registered public facility engineer water supply and drainage professional qualification examination materials ( 2 volumes ) : drainage works . according to registered public facility water supply and drainage engineers prepared at the request of professional examination syllabus . The book has 19 chapters . namely General . drainage systems. sewer drainage system d.Four Satisfaction guaranteed,or money back.