What can make plants weak? A. Enough sunlight. B. Ladybugs. C. Aphids sucking sap. D. Water. 相关知识点: 试题来源: 解析 C。解析:文章中提到蚜虫(aphids)吸食植物汁液会让植物变得虚弱,而充足的阳光和水分是对植物有益的,瓢虫(ladybugs)是帮助植物对抗蚜虫的,所以答案是C。
Ladybug larvae do not bite; they don’t have teeth or mouthparts to do it. They can easily eat lots of aphids during this time. Asian ladybeetles that look likeadult ladybugs can bite people. They are an invasive species that enter people’s homes during winter to seek warmth and shelter...
extraterrestrial insects crawling on the surface of leaves and near the roots. They can be quite a mess for your potato plants. They are known aspotato bugs, and if you have questions hovering in your mind, like What do Potato Bugs Eat and How to Get Rid of Potato Bugs, then you are ...
To effectively get rid of planthoppers, use physical barriers such as sticky traps or netting, create a fence with fine mesh, and clean off affected plants to reduce food sources. Remove and destroy infected plants and use insecticidal soap or neem oil. Attract beneficial insects like ladybugs a...
They can fly but are commonly seen on their host plants. Feeding and Diet Longhorn beetles feed on various parts of their host plants, depending on their life stage7. Here is a comparison of the feeding habits of larvae and adult beetles: Life StageFeeding Habits Larvae Plant tissue, sapwoo...
It plants 100 new varieties of vegetables byfood.ladybugs, wasps, and bumblebees work in tandemsoil-free growing techniques.Founded in 2009, Lufa Farms now has four(并驾齐驱) as both pollinators(传粉者) and pest34. What can we infer from Sorret's words insuch rooftop gardens. Built ...
Adult ladybugs lay theireggs near infestations of pests, which the larvae really enjoy eating. One of their favorite pests to eat are aphids, which suck the sap out of plants and cause damage to gardens.When those ladybug eggs hatch, they'll go right after all the pests in your garden....
May cause weakening or even death of host plants. On the other hand, geometrid moths like the wavy-lined emerald, orange wing, chickweed geometer, and great bark geometer are harmless and contribute to the natural ecosystem’s biodiversity. ...
During spring and summer, when they are most active, these ladybugs can be seen fluttering around or walking on the leaves of plants. But when the weather turns colder in autumn, they look for a warm, secluded place to hibernate, such as under rocks or even inside houses. They like to ...
Another contributing factor to Tomato Big Bud development is that many other plant species can harbor and spread it without actually showing symptoms themselves. They’re kind of like the “Typhoid Mary” of TBB disease, as you won’t see any sign of the issue until your tomato plants mature...