词汇 | oviposit |
释义 | BETA Examples of ovipositoviposit isn’t in the Cambridge Dictionary yet. You can help! Thus, the same or a second female might oviposit on the same or a nearby plant, leading to an aggregated distribution of egg batches. In all the trays the parasitoids were able to locate, attack and oviposit successfully in a number of aphids. Both males and females mated successfully 24-48 h after emergence, and females started to oviposit one to two days after emergence. The females apparently choose to oviposit at sites where the risk of desiccation of eggs and larvae was relatively low. The adult flies were left to mate and oviposit for 4 days. Moths that did not oviposit in the no-choice experiment were excluded from the rest of the experiment. Females were then aspirated into individual vials, where they were allowed to oviposit for 2 days. Females construct underground nests, typically at the beginning of the rainy season before temporary ponds fill, in which they oviposit and attend eggs and tadpoles. Individual females were released into the centre of each cage and moths were allowed to oviposit overnight. In the decision-making process, there may be a trade-off point at which a female syrphid will no longer oviposit near an aphid colony. Note that females in this trial had no opportunity to oviposit. The parasites would paralyse and perhaps feed on a proportion of the larvae, but did not oviposit on them. It is possible that moths would oviposit on early summer crops as well as on vegetable crops still in growth. The two-day time period was enough for the parasitoid to locate the aphids and oviposit. Females were allowed to oviposit within a 3-day period before they were removed. The adults emerge, and, instead of dispersing in all directions, remain near at hand, mate, and finally oviposit in the tubs. This beetle, by selecting large plants upon which to oviposit, severely damaged and destroyed many subadult and mature plants. |
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