larval instar造句

• Development of butterfly wing patterns begins by the last larval instar.
• Four larval instars have been described based on their morphological characters.
• The larvae will then progress through four larval instars before pupating.
• There are at least four larval instars, or stages of development.
• The final larval instar creates a cell in which the insect pupates.
• During this period the larva passes through three larval instars.
• Tent caterpillars typically have five to six larval instars.
• There are a total of sevel larval instars.
• Emerald ash borer has four larval instars.
• Four larval instars completed before pupal stage.
• Within the puparial shell, tsetse complete the last two larval instars and the pupal stage.
• There generally are four larval instars.
• Because of individual variations in the duration of the larval instars, pupae too may overwinter.
• There are probably five larval instars.
• After three larval instars, a white pre-pupa which immediately forms a hard dark puparium.
• Caterpillars undergo ecdysis and have a number of larval instars, usually five but varying between species.
• The third and fourth larval instars feed from within tied leaves or folded portions of a leaf.
• The final larval instar is long, and yellowish, with a brown head and brown legs.
• In particular, they are characterised by a peculiar larval hypermetamorphosis, with some polymorphic larval instars.
• Females can lay up to 40 eggs and the number of larval instars range from 7 8 stages.