Isbn: 9787109096486 - 2005年农业主导品种和主推技术 (1 Ergebnisse)

paperback. Zustand: New. Paperback. Pub Date: 2005 Pages: 171 Language: Chinese Publisher: China Agriculture Press select superior varieties in order to regulate and guide the majority of farmers. the application of advanced and applicable technologies. give full play to science and technology of grain output. agricultural efficiency and rural incomes supporting role to accelerate the construction of scientific and technical personnel DTH. the seed good law directly to the field. technical essentials directly to the .…