Vendeur : liu xing, Nanjing, JS, Chine
paperback. Etat : New. Language:Chinese.Pages Number: 54 Publisher: China Agricultural Pub. Date :2011-06-01 version 1. Contents: Preface I. occurrence and damage two. disease diagnosis (a) the investigation period (b) identify the characteristics of three. four infection cycle. occurrence of conditions (a) a sense of wheat rust disease and toxicity (B) the number of bacteria source (C) weather conditions (d) cultivation in five. control of key technologies (a) species and disease prevention techniques (b) summerin. N° de réf. du vendeur LG3374
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