Hormones of Insects Body and Metamorphosis in insect

Hormones of Insects Body and Metamorphosis in insect

Hormones of Insects Body Although hormones are mainly present in chordates, yet some hormones are also present in arthropods, that is insects. There are various hormones secreted in insects, which play role in metamorphosis. Some of the hormones are as follows. 1- Brain hormone (BH) The brain has neurosecretory cells. … Read more

Economic Importance (Beneficial and Harmful) of Insects

Economic Importance (Beneficial and Harmful) of Insects

Some insects are helpful for agriculture and human welfare but some insects are pests of our crop and some insects have poisonous nature. Here we study some beneficial and harmful importance of insects. A- Beneficial Insects 1- Insects and insects product in the food Insects are an abundant food supply … Read more

Transmission of Plant Viruses

Transmission of Plant Viruses

Plant viruses are transmitted from plant to plant in several ways. The mode of transmission includes: Vegetative propagation Mechanically through sap Through seed, pollen, dodder By specific insects, mites, nematodes, and fungi Image Sources: Crop Nutrition Laboratory Services Ltd. and https://doi.org/10.1111/1744-7917.12470 Transmission by Vegetative Propagation Whenever plants are propagated vegetatively … Read more