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- Canola pollen can also cross-fertilise related plants such as broccoli, cauliflower, cabbage and many common weed species.
- In a typical experiment he cross-fertilized plants grown from green seeds with plants grown from yellow seeds and found that the resulting hybrid seeds were all yellow.
- These controlled environments allow growers to use natural predators to fight pests and use bumble bees to cross-fertilise the plants.
- For example, he cites their unwillingness to concede that pollen from GM crops could cross-fertilize nearby conventional or organic varieties.