小麦锈病发生与防治彩色图说 - Tapa blanda

Occurrence and control of wheat rust color image that modern agricultural technology system expert book bundles(Chinese Edition)

paperback. Condición: 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. Nº de ref. del artículo: LG3374

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