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- Gao, Rui; Kong, Qingming; Wang, Hongguang; Su, Zhongbin
- Rangeland ecology & management 2019 v.72 no.6 pp. 916-922
- crude protein; digestibility; ecosystems; grasses; grasslands; mathematical models; metabolizable energy; monitoring; multispectral imagery; nutrient content; nutrition; quality control; range management; remote sensing; ruminants; spatial data; unmanned aerial vehicles; vegetation index; wavelengths
- ... Grasslands are the largest renewable source of terrestrial chlorophytes. Furthermore, grasslands can be both fiber sources and the primary metabolizable energy source for ruminants. Therefore, rapid, accurate, and large-scale monitoring of grassland ecosystems is important to provide spatial information on forage quality control and rangeland management. In this experiment, 100 grassland sites wer ...