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在距今1.7亿年前的中生代,银杏类植物遍布全世界,成为地球上植物群落的杰出代表。日前已在欧亚大陆、北美洲西部、非洲南部、澳大利亚、发克兰岛、阿拉斯加、阿根廷、新西兰、加拿大、英格兰、瑞土、格陵兰、日本以及苏联的伊尔库茨克盆地和乌克兰地区等地,总之,除了南极洲和赤道两侧外,在中生代沉积的岩石中,均已发现了叶形和脉序与现代银杏非常相似的银杏类植物叶化石,这足以证明当时银杏类植物是地球上分布最广、繁衍最强的植物。
In the Mesozoic 170 million years ago, ginkgo plants spread all over the world and became an outstanding representative of plant communities on Earth. Recently in Eurasia, western North America, southern Africa, Australia, Hinckland, Alaska, Argentina, New Zealand, Canada, England, Rehto, Greenland, Japan and the Irkutsk region of the Soviet Union and the Ukraine region In sum, in addition to Antarctica and the equator, ginkgo leaf fossils with leaf shapes and vein sequences very similar to those of modern Ginkgo biloba have been found in Mesozoic sedimentary rocks, which is enough to prove that Ginkgo biloba plants were on Earth The most widely distributed, the most prolific plants.