مدل کرم خاکی
توضیحات محصول
(dissection anatomical and magnified earthworm model)subject of morphol-ogy of the earthworm. مدل کرم خاکی may be used anterion portion of an earthworm.It is designed in accord with text books used for classroom self-study and shows the exter-for high school biology as a visual aid onnal features and internal structure.