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Phenology Bibliography
“Plant Phenology In Eastern And Central North America: I. Development Of Networks And Preliminary Results”. In Vermont Agricultural Experiment Station Bulletin . Vol. 677. Vermont Agricultural Experiment Station Bulletin . Burlington: University of Vermont, 1973.
. “Plant Phenology In Eastern And Central North America: Ii. Phenological Observations On Lilac 'red Rothomagensis'”. In Vermont Agricultural Experiment Station Bulletin. Vol. 678. Vermont Agricultural Experiment Station Bulletin. Burlington: University of Vermont, 1973.
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