Table 1: Peculiarities of Se accumulation by plants and effect on insect pollinators in conditions of high Se status [37].

ParameterHyperaccumulatorsSecondary accumulatorsNonaccumulators

Biological accumulation levela100–10003–10 1
Predominant plant organ of maximum selenium accumulationFlowersLeavesLeavesb
The main chemical formMeSeCysSe+6, Se+4, SeCys, MeSeCysSe+6, Se-proteinsb
Toxicity to insects-pollinators + b

corresponds to Se plant/Se soil ratio, bin conditions of Se-fortification.