His technical innovations in nematological methods included fixation and preservation techniques; the Cobb metal mounting slide; improvements in photography and microscopic equipment; and the first device to use flotation to remove nematodes from soil.
An individual with a variety of skills, he made significant contributions to a number of scientific disciplines and the USDA Nematology Laboratory, originally established with him as the director, continues today.
[1] He was the father of Frjeda Blanchard,[1] the geneticist who first demonstrated Mendelian inheritance in reptiles.
This list can be accessed via the Biodiversity Heritage Library.
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