Bacteria inside root nodules need oxygen to survive. A pink or red color inside a nodule indicates the oxygen supply is robust and the bacteria are thriving. Disclaimer: AAAS and EurekAlert!

Root nodules are organs on plant roots that facilitate the symbiotic relationship. Rhizobia colonize these nodules and fix nitrogen by converting nitrogen from air into ammonia. Iron is needed for the ...

To overcome this problem plant your brassicas in last year’s legume beds. Legumes obtain nitrogen from the atmosphere and ...

A genetic “off switch” that shuts down nitrogen fixation when soil nitrate levels are high has been identified by a global ...

THIMANN 1, using the standard Avena technique, showed that a growth-substance is produced in considerable amount in root nodules. He further-more claimed that the growth-substance produced is not ...

The plant root exudes a chemical that attracts Rhizobium, and they work together to form a cozy place, the root nodule, to ...

The widespread utilization of chest CT scans has increased the importance of the proper evaluation of incidentally found lung nodules. The primary goal in the evaluation of these nodules is to ...

The thyroid gland releases T3 and T4 until the body is receiving the required amount. Most thyroid nodules do not cause symptoms and are so small that you cannot feel them. If your thyroid nodule is ...

turning into yellow or red drupes later in the season Another key identifying feature of autumn olive are the root nodules visible on plants when physically pulled from the ground. These nodules are ...

Impossible doesn’t seem to be in acclaimed biochemist Pat Brown’s vocabulary. But that word is central to the revolutionary ...

Busta L, Yim WC, LaBrant EW, Wang P, Grimes L, Malyszka K, Cushman JC, Santos P, Kosma DK, Cahoon EB Primary fatty alcohols are major components of suberized root tissues of Arabidopsis in the form of ...