</th>
      <td><p>a character indicating the genetic factor from which to test covariance components.
	It must be declared as a factor in the manova object.</p></td>
    </tr>
    <tr>
      <th>gcov</th>
      <td><p>optional; a matrix containing estimates of genetic covariances to be tested. If 
	<code>NULL</code> (default), an estimate is obtained via method of moments.</p></td>
    </tr>
    <tr>
      <th>residualFactor</th>
      <td><p>optional; a character indicating a source in the mano