"population" nach Englisch mit Beispielen - Kollokationen-Wörterbuch Englisch
- There is some fear that such resistance might pass into weed populations so making both them and "volunteer" crop plants more difficult to eradicate.
- It may take several years of pulling up the plant before it flowers, before the weed's takeover tendencies are blunted, but the weed population can be greatly reduced.
- Resistance evolves after a weed population has been subjected to intense selection pressure in the form of repeated use of a single herbicide.
- Mulches do help to keep any weed population down because the organic covering seals in the much desired soil moisture.
- Once the undesired species in a pasture system are identified an integrated approach of management can be implemented to control weed populations.
- One method to reduce weed populations is mechanical control, which uses tillage equipment to move soil and disturb weeds.
- Mechanical, or manual, weed control techniques manage weed populations through physical methods that remove, injure, kill, or make the growing conditions unfavorable.
- In Australia the moth, Samea multiplicalis was also released in the hopes that it would reduce the size of the weed population.
- Due to the lack of a cool-off pond, the water used to cool the internal systems is deposited back into the lake, which enhances the weed population dramatically.
- It controls the weed population and prevents weeds from emerging, particularly during the crucial development phase of the crop.
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