wang ming zhang dan jun (3 risultati)

paperback. Condizione: New. Paperback. Pub Date: 2008 Pages: 101 in Publisher: China Forestry Publishing House of the swine industry after decades of development. have made great progress. intensive. increasing degree of the scale. Pig production performance has been greatly improved. both sow slaughter hogs. or various stages of pig survival rate. feed efficiency. lean has significantly improved. In the summer of 2006. especially after the highly pathogenic blue ear disease has occurred in China's Jiangxi. Guangdong. H.

paperback. Condizione: New. Ship out in 2 business day, And Fast shipping, Free Tracking number will be provided after the shipment.Paperback. Pub Date :2010-03-01 Pages: 244 Language: Chinese Publisher: China Metrology Publishing House of Community Education . outlines the concept of community and community education and connotation. describes overview of the development of community education ; explored Community education and lifelong learning . learning society . popular education . harmonious society relations ; introduce and evaluate the management of community education and research status ; describes some countrie.Four Satisfaction guaranteed,or money back.

paperback. Condizione: New. Paperback. Pub Date: 2021-01-01 Pages: 85 Language: Chinese Publisher: China Agricultural Science and Technology Press Sugarcane By-product Feed Utilization Technology for molasses complex feed additives. sugarcane by-product fermentation feed special compound microbial preparation . The preparation and application of products such as sugarcane tail tip fermented feed. bagasse fermented feed. sugarcane tail tip pellet feed and other products are systematically explained. According to the nutr.