Cyperaceae
英[,sipə'reisii:]
美[,sipə'reisii:]
双语例句
- 1. The most weed species were Gramineae, Cyperaceae, Compositae, Scrophulariaceae, Alismataceae and Lythraceae.
- 杂草种类较多的科依次为禾本科、莎草科、菊科、玄参科、泽泻科、千屈菜科等。
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- 2. The families including the most weed species were Gramineae, Cyperaceae, Compositae, Scrophulariaceae, Alismataceae and Lythraceae.
- 其中，杂草种类较多的科依次为禾本科、莎草科、菊科、玄参科、泽泻科、千屈菜科等。
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- 3. The total effective rate against corn field grass family, dicotyledon, cyperaceae weeds can be higher than 86, and it is safe to corn and soybean crops.
- 本发明悬乳剂提高了防效，扩大了乙草胺和阿灭净的防治谱，对玉米田禾本科，双子叶，莎草科杂草的总防效达86%以上，而且对玉米，大豆等作物使用安全性好。
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- 4. Besides, pollen of Abies, Picea, Pinus, Tsuga, Betula, Ericaceae, Labiatae and Cyperaceae and spores of Pteris, Polypodium and Selaginella were also observed.
- 此外，有冷杉、云杉、松、铁杉和桦等属乔木花粉和杜鹃科、唇形科、莎草科灌木和草本植物花粉及凤尾蕨、水龙骨、卷柏等属孢子。
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- 5. The Gramineae and Cyperaceae were Locustae's main host. The Dicotyledon could be temporary host, however , it was bad for Locustae to grow up, breed and so on.
- 飞蝗嗜食寄主为禾本科、莎草科植物，双子叶植物可以成为飞蝗的临时寄主，但对飞蝗的发育、繁殖及后代均有明显的不利影响；
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- 6. Significant changes in phytolith assemblages occur at the same depth as four major tephra. indicating a sharp decline in trees and shrubs and a surge in grass and Cyperaceae.
- 植硅体组合在4个主要的火山灰层都发生了明显的变化，表现在树木和灌木的急剧下降及禾草类和莎草科的繁盛。
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- 7. Some of the species are flooded and vanished during the flood season. Only some tall grasses survive with high tolerance of submergence. The dominant species belong to Gramineae and Cyperaceae.
- 而高水位时，部分物种淹没死亡，余下以禾本科和沙草科植物为优势种草本植物群落。
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- 8. Some of the species are flooded and vanished during the flood season. Only some tall grasses survive with high tolerance of submergence. The dominant species belong to Gramineae and Cyperaceae.
- 而高水位时，部分物种淹没死亡，余下以禾本科和沙草科植物为优势种草本植物群落。
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