Ecological animal husbandry at Jiatang Grassland in Qinghai

Yaks are seen at Jiatang Grassland in Chindu County, Yushu Tibetan Autonomous Prefecture, northwest China's Qinghai Province, Oct. 28, 2020. (Xinhua/Zhang Long)

A herdswoman collects dung at Jiatang Grassland in Chindu County, Yushu Tibetan Autonomous Prefecture, northwest China's Qinghai Province, Oct. 28, 2020. (Xinhua/Zhang Long)

A herdswoman cleans a solar panel at Jiatang Grassland in Chindu County, Yushu Tibetan Autonomous Prefecture, northwest China's Qinghai Province, Oct. 28, 2020. (Xinhua/Zhang Long)

A herdswoman prepares to milk yak at Jiatang Grassland in Chindu County, Yushu Tibetan Autonomous Prefecture, northwest China's Qinghai Province, Oct. 28, 2020. (Xinhua/Zhang Long)

A herd of yaks are seen at Jiatang Grassland in Chindu County, Yushu Tibetan Autonomous Prefecture, northwest China's Qinghai Province, Oct. 28, 2020. (Xinhua/Zhang Long)

A herdswoman prepares to milk yak at Jiatang Grassland in Chindu County, Yushu Tibetan Autonomous Prefecture, northwest China's Qinghai Province, Oct. 28, 2020. (Xinhua/Zhang Long)

A herdswoman prepares to milk yak at Jiatang Grassland in Chindu County, Yushu Tibetan Autonomous Prefecture, northwest China's Qinghai Province, Oct. 28, 2020. (Xinhua/Zhang Long)

A woman riding a motorcycle herds yaks at Jiatang Grassland in Chindu County, Yushu Tibetan Autonomous Prefecture, northwest China's Qinghai Province, Oct. 28, 2020. (Xinhua/Zhang Long)

A herdswoman ties a yak to ground at Jiatang Grassland in Chindu County, Yushu Tibetan Autonomous Prefecture, northwest China's Qinghai Province, Oct. 28, 2020. (Xinhua/Zhang Long)