Several types of EIA tests exist. 1  Validated and FDA-approved EIAs include âELISAâ (enzyme-linked immunosorbent assay) and âELFAâ (enzyme-linked fluorescent immunoassay). Lyme disease testing measures a person's antibody (or immune response) to the bacteria that cause Lyme disease.
Yellow Rattle (Rhinanthus minor) is a parasitic plant that can help to restrict grass growth. It can be oversown into an existing grass area, and it will start to feed off the plant roots, meaning that the grasses become less dominant, allowing wildflowers to establish more easily.ellow Rattle (Rhinanthus minor) is a parasitic plant that can help to restrict grass growth. It can be oversown into an existing grass area, and it will start to feed off the plant roots, meaning that the grasses become less dominant, allowing wildflowers to establish more easily.
Rating Newest Oldest. Best Answer: Niger or Nijer is-The yellow flowering crop of Guizotia abyssinica - A feed favored by finches for its size and high oil content-An oilseed crop that is cultivated in Ethiopia, India, Myanmar and Nepal.- The average plant height is four feet but can be up to seven feet.he seed is often sold as bird seed as it is a favourite of finches, especially Goldfinch and Greenfinch. NyjerÂ® is NOT: - A pink to purple flowering plant of the thistle species-A perennial or biennial noxious weed-An aggressive, opportunistic thistle strain from Europe, Africa or Asia It is not Thistle.