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Scientific Bulletin of Namangan State University

Abstract

The composition and distribution of groups of free soil amino acids in virgin and irrigated dark serozems of the north of Ferghana are given. The absence of certain amino acids, such as alanine, cysteine, and partially methionine, was found to be associated with soil conditions and the influence of anthropogenic factors, as well as nitrogen nutrition of crops

First Page

85

Last Page

92

References

1. Metodi pochvennoy mikrobiologii i bioximii. M.: Izd-vo MGU, 1991. 287 s. 2. Kuziev R.K., YUldashev G., Akramov I.Tuproq bonitrovkasi.T.2004. s.94. 3. Ratner E.I., Smirnov A.M., Xun-SHun-Xu A.N. i dr. Usvoenie aminokislot v kachestve istochnika azota izolirovannimi kornyami lyuserni i selimi rasteniyami goroxa v sterilnoy kulture. Fiziologiya rasteniy., 1963. T. 10. Vыp.6. 4. Kononova M.M. Organicheskoe veshestvo pochvi ego priroda, svoystva i metodi izucheniya. M.: Izd-vo. AN SSSR. 1963. 314 s. 5. Orlov D.S., Sadovnikova L.K., Suxanova N.I. Ximiya pochv. Moskva “Visshaya shkola”. 2005. 558 s. 6. Roshina V.D., Roshina V.V. Videlitelnaya funksiya visshix rasteniy. M.: Nauka, 1989. s. 110-116. 7. Paul E.A., Schmidt E. L. Formation of free amino acids in rhizosphere and nonrhizosphere Soil//Soil Sci Soc Am. J, 1961. V. 25. 8. Murtazina S.G. Svobodnie i svyazannie aminokisloti v pochvax lesostepi. Povoljya kak pokazateli kachestva azotnogo fonda // Sovremennie problemi agrarnoy nauki i puti ix resheniya. Ijevsk, 2005. t. 2. s. 208-212.

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