Chemical Composition of Four Industrial Hemp (<i>Cannabis sativa</i> L.) Pollen and Bee Preference.

Combining the pollinator catches for each sampling week showed a highly significant difference (F 6, 890 = 29.4, p < 0.0001) among the sampling weeks, with a steady increase from the first sampling week (25.25 ± 3.79) through the fifth week, with the highest peak occurring on week six (154.75 ± 19.90) ( Figure 3 ).

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