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Female-biased nectar production in the protandrous, hermaphroditic shrub Salvia hierosolymitana : possible reasons and consequences
Leshem, Yehoram, (2008)
Pollination ecology of the red Anemone coronaria (Ranunculaceae): honeybees may select for early flowering
Keasar, Tamar, (2008)
Vertical Orientation and Color Contrast and Choices by Bumblebees (Bombus terrestris L.)
Arnon, Rachel, (2006)