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倒生胚珠
释义
倒生胚珠
Encyclopedia
理学
〔植物形态与结构〕
释
anatropous ovule
倒生胚珠
在发育过程中倒转180°,使得珠柄和珠孔非常接近,而合点在相对的一端的胚珠。被子植物中最普遍的胚珠类型。
Biology
anatropous ovule
倒生胚珠
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flood impact assessment
flooding
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flooding conditions of ore deposits
flooding into pier foundation pit
flooding irrigation for grassland
flooding network
flooding of ore deposits
flooding polymer
flooding stress
flooding therapy
flood insurance
flood investigation
floodlight
floodlighting
flood mark
flood monitoring by remote sensing
flood of Haihe River in 1939
flood of Huanghe-huaihe-haihe-changjiang Four Rivers in 1662
flood of middle reaches of the Yellow River in 1843
flood of Yangtze River and Huaihe River in 1931
flood of Yangtze River in 1935
flood period
flood plain
floodplain
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