wang jin wen kui (3 Ergebnisse)

paperback. Zustand: New. Paperback. Pub Date :2014-01-01 Pages: 166 Language: Chinese Publisher: China Agricultural University Press healthy sheep farming January through the story of sheep farming concept and importance of healthy sheep health-benefit analysis of breeding sheep The key technology of hybrid varieties and combinations. gross reproduction and breeding techniques. sheep breeding and health regulation. Yangshe construction and facilities. health and epidemic prevention farms. sheep farming procedures and.

paperback. Zustand: New. Ship out in 2 business day, And Fast shipping, Free Tracking number will be provided after the shipment.Paperback. Pub Date :2013-03-01 Pages: 336 Language: Chinese Publisher: China Agricultural University national five key books rich culture Health Technology Series : Healthy sheep breeding technology introduces the reader to focus on healthy breeding sheep and benefit analysis . sheep breeds and crosses . sheep breeding and breeding technology. nutritional needs and feed preparation sheep . sheep breeding and health regulation . sheep construction and health and epidemic prevention and other .Four Satisfaction guaranteed,or money back.

paperback. Zustand: New. Paperback. Pub Date: 2022-09-01 Pages: 159 Language: Chinese Publisher: Metallurgical Industry Press Tailing Dam Break Accident Case Analysis introduces tailings dam engineering and tailings flow evolution theory of tailings dam break. from From the perspective of engineering. the statistics and analysis of some domestic and foreign tailings dam failure cases were made. and the investigation report on the No. 1 tailings dam failure accident in Feijiao mining area in Brazil was introduced emph.