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Alan F. Bird, Changes Associated with Parasitism in Nematodes. III. Ultrastructure of the Egg Shell, Larval Cuticle, and Contents of the Subventral Esophageal Glands in Meloidogyne javanica, with Some Observations on Hatching, The Journal of Parasitology, Vol. 54, No. 3 (Jun., 1968), pp. 475-489
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Alan F. Bird (1968) studied this question.
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