What does "u'mi'Meged Tevu'os Shamesh" mean?
Rashi (citing the Sifri) and Ramban: 'And from the delicious fruit that is sweetened by the sun 1 - to which his land is open'.
Targum Onkelos and Targum Yonasan: The sweet fruits that are produced by the (heat of the) sun.
What is "Geresh Yerachim"?
Rashi #1: "Geresh Yerachim" are fruits that are ripened by the moon - such as cucumbers and pumpkins.
Rashi #2 and Ramban (citing Rashi): Sweet fruit that the land 'expels' 1 month by month.
Targum Yonasan: 'The first-fruits 2 of the trees that the land produces month by month.