Pollination Requirements and the Foraging Behavior of Potential Pollinators of Cultivated Brazil Nut (Bertholletia excelsa Bonpl.) Trees in Central Amazon Rainforest

Table 1

Initial fruit set of Brazil nut (Bertholletia excelsa) flowers submitted to five pollination treatments: open pollination, bagged with muslin bags, hand cross-pollination, hand self-pollination, and geitonogamy. Itacoatiara, Amazonas, Brazil, 2007.

Treatments	n	Fruit set (number)	Fruit set (%)
Free pollination	655	20	3.05^b
Pollinator exclusion	326	0	0
Hand cross-pollination	159	29	19.33^a
Hand self-pollination	98	0	0
Geitonogamy	78	3	3.85^b

*Values followed by the same letters are not significantly different (𝑃<0.001; Kruskal-Wallis ANOVA).