词汇 |
Vallisneria in a sentence (esp. good sentence like quote, proverb...) |
正文 |
1. This is also a possible reason why Vallisneria, although flowering readily, does not produce seeds in the aquarium.
2. The results showed that Vallisneria spinulosa had structural characteristics of aquatic monocotyledon with well-developed adventitious root and multi-node stolon.
3. Comparative morphological studies on three species of Vallisneria from China.
4. Mutual allelopathy between Vallisneria spiralis Linn. and Microcystis aeruginosa was investigated through co-culture and separate culture, excluding the effects of bacteria and nutrient.
5. Because goldfish will eat new plant growth, use fast-growing varieties, such as Elodea canadensis, Ludwigia and Vallisneria.
6. Sediment resuspension also have negative effect on Potomogeton malaianus, but with a less degree comparing with its effect on Vallisneria natans.
7. The research is helpful to our understanding of effects of Vallisneria asiatica on the environment of water and the possible diurnal variation of phosphorus release in sediment.
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