The paper introduced the coordination experiment results on white Elm provenance and family, which are carried on the 155 openpollination materials from 11 superior provenances for two year's study.
本文介绍了连续两年用11个优良种源的155个自由授粉家系为材料进行的种源—家系配合试验的结果。
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Few pollen grains of open flower self-pollination attached and germinated in the stigma of self-incompatible individuals, and intensive callose reaction occurred on the surface of stigma.