Myofascial nodule is a raised area on the neck or head that causes pain. These nodules are trigger points for pain in other parts of the body.
Root nodulation is beneficial to plants because it allows them to form a symbiotic relationship with nitrogen-fixing bacteria. These bacteria help convert atmospheric nitrogen into a form that plants can use for growth, which ultimately improves the plant's overall health and productivity.
Peter Malcolm Stephens has written: 'Competition between strains of Rhizobium trifolii for nodulation sites on the roots of white clover'
Jennifer Jayne Sheardown has written: 'The effects of soil nitrogen content on the nodulation of trifolium hybridum and lotus corniculatus when grown on tailings'
Nif and nod genes are involved in nitrogen fixation by certain bacteria. Nif genes are responsible for encoding proteins involved in the nitrogen fixation process, while nod genes are involved in nodulation, which is the formation of specialized structures on plant roots where nitrogen-fixing bacteria reside. These genes play essential roles in the symbiotic relationship between plants and nitrogen-fixing bacteria.
Nodulation in the roots of plant is a symbiotic bacterial activity and is very common in Legumenous plants, other than legume plants do not allow bacteria to establish this relationship hence nodule formation is prohibited.
It depends on:How much nitrogen was in the soil before the legume was plantedNitrogen-holding capacity of the soil typeHow much nitrogen was washed away by precipitation during the seasonWhich legume crop was grownHow efficient the bacteria nodulation wasThis is why soil testing is so important.
Bean plant roots can vary in size depending on the age and variety of the plant. Generally, bean plants have a relatively shallow root system that extends horizontally in the topsoil. The taproot usually reaches a depth of about 2-3 feet, while the lateral roots may spread out several feet in all directions.
All the bean family -the legumes- have symbiotic bacteria that live in nodules in the roots. These bacteria have the ability to take nitrogen out of the air and convert it into nitrogen chemicals that the plants can use - they are called nitrogen fixing bacteria-. Legumes therefore do not need added fertilizers to flourish.
They have nodules on their roots which contain nitrogen fixing bacteria. These take the nitrogen from the air and convert it to nitrogen compounds in the soil which plants use as nutrients. In short, using leguminous plants increases the fertility of the soil.
Leguminous plants like pea and soya bean have the nitrogen fixing bacteria Rhizobium in their root nodules. The nitrogen fixed by this bacteria are taken up by herbivores which eat the palnts and then to carnivores which eat herbivores.
Angela S. Almendras has written: 'Influence of soil acidity upon nodulation and growth characteristics of Trifolium subterraneum L' -- subject(s): Effect of soil acidity on Plants, Plants, Effect of soil acidity on, Subterranean clover
By lightening and by nitrogen fixing bacteria in the roots of certain plants (eg the legumes).