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Chemical and Biological Technologies in Agriculture
Fig. 2 | Chemical and Biological Technologies in Agriculture

Fig. 2

From: Histopathological effects of methomyl and crude extracts of Jatropha curcas against the terrestrial snail, Monacha obstructa (Gastropoda:Hygromiidae)

Fig. 2

Photomicrograph of the general structure of the digestive gland of Monacha obstructa (control group) stained with Harris haematoxylin and eosin showing: A outer layer covering the digestive tubule (green arrow), the digestive tubules (dt), the lumen of digestive tubule (l). B Digestive cell (dc), the excretory cell (ec), the calcium cell (cc) and the basement membrane (red stars). C Intertubular connective tissue (ct). D Thin cell (black arrow) and smooth muscle fibers surrounding the digestive tubules (red arrows)

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