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022 _a2045-2322
024 8 _ahttps://doi.org/10.1038/s41598-021-85457-2
040 _aMX-TxCIM
041 _aeng
100 1 _aDhillon, M.K.
_922648
245 1 0 _aBiological and biochemical diversity in different biotypes of spotted stem borer, Chilo partellus (Swinhoe) in India
260 _aLondon (United Kingdom) :
_bNature Publishing Group,
_c2021.
500 _aPeer review
500 _aOpen Access
520 _aBecause of variation in incidence and severity of damage by Chilo partellus (Swinhoe) in different geographical regions, it is difficult to identify stable sources of resistance against this pest. Therefore, the present studies were undertaken on biological attributes (damage in resistant and susceptible genotypes, survival and development) and biochemical profiles (amino acids and lipophilic compound) of C. partellus populations from eight geographical regions to understand it’s population structure in India. There was a significant variation in biological attributes and biochemical profiles of C. partellus populations from different geographical regions. Based on virulence and biological attributes, similarity index placed the C. partellus populations in five groups. Likewise, lipophilic and amino acid profiling also placed the C. partellus populations in five groups. However, the different clusters based on biological and biochemical attributes did not include populations from the same regions. Similarity index based on virulence, biological attributes, and amino acids and lipophilic profiles placed the C. partellus populations in six groups. The C. partellus populations from Hisar, Hyderabad, Parbhani and Coimbatore were distinct from each other, indicating that there are four biotypes of C. partellus in India. The results suggested that sorghum and maize genotypes need to be tested against these four populations to identify stable sources of resistance. However, there is a need for further studies to establish the restriction in gene flow through molecular approaches across geographical regions to establish the distinctiveness of different biotypes of C. partellus in India.
546 _aText in English
650 7 _aBiodiversity
_2AGROVOC
_91403
650 7 _aBiotypes
_2AGROVOC
_922649
650 7 _aChilo partellus
_2AGROVOC
_93782
651 7 _2AGROVOC
_93726
_aIndia
700 1 _aTanwar, A.K.
_922650
700 0 _aSandeep Kumar
_98512
700 1 _aHasan, F.
_922652
700 1 _aSharma, S.
_922651
700 1 _aJaba, J.
_918168
700 1 _aSharma, H.C.
_922653
773 0 _gv. 11, art. 5735
_dLondon (United Kingdom) : Nature Publishing Group, 2021.
_x2045-2322
_tNature Scientific Reports
_wa58025
856 4 _yClick here to access online
_uhttps://doi.org/10.1038/s41598-021-85457-2
942 _cJA
_n0
_2ddc