| 释义 |
Definition of water hyacinth in English: water hyacinthnoun mass nounA free-floating tropical American water plant which has been introduced elsewhere as an ornamental and in some warmer regions has become a serious weed of waterways. 水葫芦，凤眼莲，水浮莲 Eichhornia crassipes, family Pontederiaceae Example sentencesExamples - It was stagnant, choked by the growth of water hyacinth.
- Controlling aquatic vegetation is an ongoing struggle, and invasive non-native water plants such as giant salvinia, water hyacinth and hydrilla are a big part of the problem.
- Malawi was not picturesque enough for the anonymous European settler suspected of importing water hyacinth a century ago.
- By the 1890s water hyacinth already occupied the southeast coast of the U.S., infesting Florida, Texas, South Carolina, and Louisiana, which still has the biggest problem.
- In East Africa's Lake Victoria, for example, two weevil species reduced the coverage of water hyacinth by 80 percent.
- Other than that, I can categorically declare that the water hyacinth is flourishing and spreading with gay abandon, continuing to choke other plant life.
- Most noxious weeds, such as kudzu, water hyacinth and parthenium, resulted from the introduction of semi-domesticated wild plants into non-native environments without the checks and balances of their native pests.
- But in South Africa, as with many other countries invaded by the South American water hyacinth, the fight to stem its relentless spread has long been a losing one.
- We passed egrets nesting in the mangrove and great mats of water hyacinth with lilac flowers; we saw fish-hawks and blue herons and watched the crocodiles being fed.
- Invasion of water systems by water hyacinth is a global problem.
- This will also push water hyacinth into the estuary, eradicating it in the process.
- From screw pines to banana trees and water hyacinth, Kerala is blessed with a large number of plants from which commercially important natural fibres can be developed, he said.
- The resulting effect is that the dissolved oxygen level goes down in the water, weeds like water hyacinth proliferate and there's breeding of mosquitoes.
- The ubiquitous water hyacinth too can be ‘harnessed’ to absorb pollutants.
- One of the topics covered was the gauging of water cleanliness by looking closely at the water hyacinth and discovering exactly what was living among the roots of the those curious floating plants.
- After pulling out water hyacinth from Ulsoor lake, the Corps of Engineers is moving a batch of trainees to Hesarghatta lake banks for cleaning up the tank bed.
- It is believed that water hyacinth first arrived in the U.S. in 1884 through New Orleans.
- The method of using the water hyacinth for arsenic removal is simple and effective.
- Water lilies, water lettuce and water hyacinths can be planted in the pond and are very attractive when in bloom.
- You can get a solar pump or stock your pond with filtering plants such as water hyacinth to keep it clean.
Definition of water hyacinth in US English: water hyacinthnoun A free-floating tropical American water plant which has been introduced elsewhere as an ornamental and in some warmer regions has become a serious weed of waterways. 水葫芦，凤眼莲，水浮莲 Eichhornia crassipes, family Pontederiaceae Example sentencesExamples - The resulting effect is that the dissolved oxygen level goes down in the water, weeds like water hyacinth proliferate and there's breeding of mosquitoes.
- Water lilies, water lettuce and water hyacinths can be planted in the pond and are very attractive when in bloom.
- This will also push water hyacinth into the estuary, eradicating it in the process.
- After pulling out water hyacinth from Ulsoor lake, the Corps of Engineers is moving a batch of trainees to Hesarghatta lake banks for cleaning up the tank bed.
- Invasion of water systems by water hyacinth is a global problem.
- It is believed that water hyacinth first arrived in the U.S. in 1884 through New Orleans.
- One of the topics covered was the gauging of water cleanliness by looking closely at the water hyacinth and discovering exactly what was living among the roots of the those curious floating plants.
- Controlling aquatic vegetation is an ongoing struggle, and invasive non-native water plants such as giant salvinia, water hyacinth and hydrilla are a big part of the problem.
- You can get a solar pump or stock your pond with filtering plants such as water hyacinth to keep it clean.
- The method of using the water hyacinth for arsenic removal is simple and effective.
- We passed egrets nesting in the mangrove and great mats of water hyacinth with lilac flowers; we saw fish-hawks and blue herons and watched the crocodiles being fed.
- Malawi was not picturesque enough for the anonymous European settler suspected of importing water hyacinth a century ago.
- Other than that, I can categorically declare that the water hyacinth is flourishing and spreading with gay abandon, continuing to choke other plant life.
- But in South Africa, as with many other countries invaded by the South American water hyacinth, the fight to stem its relentless spread has long been a losing one.
- The ubiquitous water hyacinth too can be ‘harnessed’ to absorb pollutants.
- By the 1890s water hyacinth already occupied the southeast coast of the U.S., infesting Florida, Texas, South Carolina, and Louisiana, which still has the biggest problem.
- From screw pines to banana trees and water hyacinth, Kerala is blessed with a large number of plants from which commercially important natural fibres can be developed, he said.
- Most noxious weeds, such as kudzu, water hyacinth and parthenium, resulted from the introduction of semi-domesticated wild plants into non-native environments without the checks and balances of their native pests.
- It was stagnant, choked by the growth of water hyacinth.
- In East Africa's Lake Victoria, for example, two weevil species reduced the coverage of water hyacinth by 80 percent.
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