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Fig. 1 Concept of the livestock transition in China between 1980 and 2010. Concept of the livestock transition in China between 1980 and 2010. The left-

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Presentation on theme: "Fig. 1 Concept of the livestock transition in China between 1980 and 2010. Concept of the livestock transition in China between 1980 and 2010. The left-"— Presentation transcript:

1 Fig. 1 Concept of the livestock transition in China between 1980 and 2010.
Concept of the livestock transition in China between 1980 and The left- and right-hand graphs show the crop production (bottom), livestock production (middle), and the consumption of food (top). Solid arrows represent nutrient inputs and outputs; the dotted arrows represent nutrient recycling flows. The thickness of the arrows reflects the size of the flows. Draft is the draft power provided by the draft animals. Zhaohai Bai et al. Sci Adv 2018;4:eaar8534 Copyright © 2018 The Authors, some rights reserved; exclusive licensee American Association for the Advancement of Science. No claim to original U.S. Government Works. Distributed under a Creative Commons Attribution NonCommercial License 4.0 (CC BY-NC).


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