April 9, 2024 Wang, R., X. Zhang, Y. Shi, Y. Li, J. Wu and X. Chen. 2020. Habitat fragmentation changes top-down and bottom-up controls of food webs. Ecology 101(8):e03062. Home » Wang, R., X. Zhang, Y. Shi, Y. Li, J. Wu and X. Chen. 2020. Habitat fragmentation changes top-down and bottom-up controls of food webs. Ecology 101(8):e03062.