rtokens: Mexican growers and distributors would have to abide by strict rules established by the Mexican and U.S. agriculture agencies .
pos: IN DT NN , RB NNS IN NN NNS VBG IN VBN NNS IN NNP , NNP , DT NN POS JJ NN NN , MD VB VBN .
tokens: Under the proposal , only imports of export-quality avocados growing in approved orchards in Michoacan , Mexico , the country 's main avocado area , would be allowed .
ltokens: Proponents of the plan discount the worries of the U.S. growers and say the plan has enough safeguards built into it to eliminate any significant threat to American producers .