https://www.bto.org/our-work/science/publications/reports/research-reports/large-scale-survey-use-winter-crops-foraging-birds
A large scale survey of the use of winter crops by foraging birds on farmland
A large scale survey of the use of winter crops by foraging birds on farmland
Citation
Henderson, I.G. 1999. A large scale survey of the use of winter crops by foraging birds on farmland.
