1. The megagameto-phyte abortion and flowering bud failing were the direct causes for the trees being fruit-less.
雌配子体的败育和大量落蕾是宜昌泡桐不结实或少结实的直接原因。

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2. The megagameto-phyte abortion and flowering bud failing were the direct causes for the trees being fruit-less.
雌配子体的败育和大量落蕾是宜昌泡桐不结实或少结实的直接原因。

来自互联网