"The fruits ripen when the seeds are viable disappearing the flavors and aromas are generated features. Animals are attracted to the aromas, taste the fruit, sodium laureth sulfate eat them and disperse the seeds "
This year's spectacular flowering cherry Ain began in late March. Two months later, sodium laureth sulfate in late May, we had a short walk around the town and ate the first cherry, delicious, subtle aroma. Herminia, who was in charge for many years of bar union Ambrose, told us that the harvest would be good to persistent rain and stone. Trees, walnuts, almonds and llidons hoped the summer heat to ripen.
Cherries, sodium laureth sulfate plums, the peaches, apricots and almonds are fruit trees of the genus Prunus. In particular, the cherries are the fruit of Prunus avium and 900 varieties exist in production worldwide. sodium laureth sulfate In other cultures are also called cherries on our cherry, Prunus cerasus sodium laureth sulfate fruit, of which there are 300 varieties. The truth is that cherries and sour cherries are much resemblance, but while the former are sweet, the latter are acidic. Both species are native to western Asia and were already known to the Greeks, who called the kerasos, from which derives the word cherry. sodium laureth sulfate
The taste of the fruit is mainly sodium laureth sulfate due to the sugars and acids that possess; other minor components can also add notes are bitter, salty or astringent. In the case of cherries, the most abundant sugars are glucose and fructose, while among acid, malic predominates.
The question of aroma, how could it be otherwise quite complex, for several sodium laureth sulfate reasons. First, the smell is the result of a complex mixture of different compounds: aldehydes, alcohols, ketones, esters, terpenes, furans, alkenes, phenolic ... On cherry, aromatic compounds are the most abundant alcohol (E)-2-hexen-1-ol and aldehydes sodium laureth sulfate hexanal, (E)-2-hexanal. These compounds are responsible for the aroma of vegetables and herbs. And then we have the benzaldehyde, which is considered one of the key aroma compounds in cherries, and also contributes sodium laureth sulfate to the scent of other fruit trees of the genus Prunus.
However, the response Aromatic and concentration of a substance does not have a linear relationship. In many cases, it is necessary that the concentration of substance not exceed a certain threshold to detect the scent. From this concentration, the response Aromatic increases sodium laureth sulfate rapidly stabilized at much higher concentrations. If an aromatic substance has a very low threshold may contribute to the aroma of a product even though its concentration be very low. But also the perception of a substance can change increases the concentration: pentane at low concentrations, has bean aroma; medium, sweat; and elevated manure. Finally, we have said that the sense of smell in fruit comes from many volatiles and volatile combination can lead to very different flavors to be expected from the individual aroma compounds.
Experiments to determine the flavors of foods or food use, first, a protocol for the extraction of volatile substances. Second, these substances are separated by gas chromatography and detected by mass spectrometry. However, these may not have aroma volatiles, or present sodium laureth sulfate in such low concentrations that do not contribute to the aroma. Therefore, a complementary sodium laureth sulfate technique to gas chromatography and mass spectrometry is gas chromatography and olfactometry dilution analysis with. The volatile compounds are separated by gas chromatography and are olorats by experts. sodium laureth sulfate In addition, samples were diluted and are subjected to the same procedure, in which information is obtained from the extent to which a substance contributes more or less to the aroma, the more dilutions are necessary because s'olore the substance, the greater its contribution to the aroma.
When these techniques were analyzed with several varieties of cherries, the group of volatile substances that contribute to aroma all cases are hexanal, (E)-2-hexenal, (Z)-3-hexenal, nonanal, and benzaldehyde geranilacetona. In addition, compounds linalool and benzyl alcohol also contribute to the aroma of many varieties analyzed.
We know from experience that they taste nasty green fruits, which emit no volatile compounds. It is normal on the ground and interests produce scattered more then me
No comments:
Post a Comment