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   <dim:field mdschema="dc" element="date" qualifier="issued" lang="en_US">1987</dim:field>
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   <dim:field mdschema="dc" element="description" lang="en_US">Thesis (Ph. D.)--Massachusetts Institute of Technology, Dept. of Biology, 1987.</dim:field>
   <dim:field mdschema="dc" element="description" lang="en_US">Includes bibliographies.</dim:field>
   <dim:field mdschema="dc" element="description" qualifier="statementofresponsibility" lang="en_US">by Shoshana Klein.</dim:field>
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   <dim:field mdschema="dc" element="subject" lang="en_US">Biology.</dim:field>
   <dim:field mdschema="dc" element="title" lang="en_US">The role of rhizobium meliloti exopolysaccharide in nodulation of alfalfa</dim:field>
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   	&lt;Title>The role of rhizobium meliloti exopolysaccharide in nodulation of alfalfa&lt;/Title>
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