Isbn: 9787503851827 - chicken farming key technologies of high efficiency q (with cd-rom) q series farmers to become key technologies(chinese edition) (1 resultados)

paperback. Condición: New. Paperback. Pub Date: 2008 Pages: 91 Language: Chinese in Publisher: China Forestry Publishing House chicken critical breeding technology of high efficiency Q author based on his many years of technical experience in the promotion around the state-of-the-art technological achievements. carefully prepared this booklet. Described in detail in the form of questions and answers fine varieties of chicken. the selection and construction of native chicken farms. the nutritional characteristics of the.…