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d3758-1headline bar  Citrus seedling in tissue culture inside a test tube**Image Number D3758-1** Here, a cryopreserved citrus shoot tip has been warmed and then micrografted onto a seedling rootstock in tissue culture to confirm that it survived the liquid nitrogen treatment.  Photo by Peggy Greb.  640 pixels wide: (D3758-1.jpg)   Please visit our Image Gallery.


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