Observation on Changes of Morphological Structure of the Ovules During
Pollination Period in Ginkgo biloba L. var. epiphylla
Studies on Histochemistry of the Developmental Epiphyllous Ovule in Ginkgo biloba var. epiphylla Studies on Histochemistry of the Developmental Epiphyllous Ovule in Ginkgo biloba var. epiphylla Observation on Changes of Morphological Structure of the Ovules During
Pollination Period in Ginkgo biloba L. var. epiphylla