1.   A few yards away, perhaps a dozen people weeded plots to keep the experiments from being clouded by invasive plants.

2.   By ripping up the invasive plants, these warriors believe they are protecting the food chain for a range of insects and animals.

3.   Controlling invasive plants is now on the presidential agenda.

4.   In addition to providing cultural information and suggestions on how to use shrubs, Fisher addresses ecological concerns for home gardeners and includes a list of invasive plants.

5.   In its concern, the county is ahead of many who continue to sell and buy invasive plants because they thrive easily and because some of them are attractive.

6.   Invasive plants like the tamarisk, a native of Egypt, crowded out natives along the shoreline.

7.   It is the speed with which the invasive plants spread that has researchers shaking their heads.

8.   Make a mistake and there can be an invasive plant taking over a border or self-seeding prolifically.

9.   Ridding even a modest backyard of potentially invasive plants can take years, warned Simmons.

10.   The banks are clogged with water hyacinths, an invasive plant that obstructs navigation but that the bass love.

a. + plant >>共 744
nuclear 9.40%
new 8.26%
manufacturing 3.71%
processing 2.82%
chemical 2.15%
native 1.83%
industrial 1.27%
potted 1.24%
generating 1.22%
bottling 1.19%
invasive 0.13%
invasive + n. >>共 93
procedure 19.25%
surgery 12.73%
species 7.76%
cancer 4.35%
plant 4.35%
heart 3.73%
technique 3.11%
test 2.17%
treatment 1.55%
infection 1.55%
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