ADAPTABILITY STUDIES IN FORAGE SWEET SORGHUM (Sorghum bricolor L. (Moench)

dc.contributor.advisorPatil, F. B.
dc.contributor.authorBandgar, V. S.
dc.date.accessioned2019-07-04T05:03:55Z
dc.date.available2019-07-04T05:03:55Z
dc.date.issued1990
dc.description.abstractThe present Investigations were conducted for critical assessment of adaptability of promising sweet sorghum genotypes. Thirteen genotypes were evaluated for this study at Grass Breeding Scheme, Rahuri, during the/ziiarif, Rabi, Summer and early Kharlf of 1988-89. Genotype x environment interaction was detected for all the eleven characters studied. Linear component shared major poi.uion of total G x E interaction for leaf length, where as, non-linear components were in preponderance in respect of fifty per cent flowering, plant height, number of leaves, leaf breadth, L/S ratio, green forage yield, dry forage yield, incidence of shoot fly, T.s.s. and per cent crude protein. Estimates of environmental indices (lj) suggested that kharif (late) 1988, (Ej), season as favourable for the high incidence of shoot fly and early flowering as compared to other environments. The rabi (E~), environment was favourable for L/S ratio, T.S.S. low incidence of shoot fly and per cent crude protein, while summer (E3) was favourable for days to fifty per cent late flowering and leaf breadth. The early kharif (E..) was. however, favourable environment for number of leaves per plant, plant height, leaf length, green forage and dry forage yield per plant. The genotypes viz, RFSS 7 (leaf length, VS ratio, incidence of shoot fly, T.s.s,), RFSS 20 (days for fifty per cent flowering (late), T,s.s.), RFSS 23 (number of leaves, green and dry forage yield), RFSS 35 (days to fifty per cent flowering, late), RFSS 57 (days to fifty per cent flowering (late), T.S.S.), RFSS 76 (leaf breadth), RFSS 112 (late flowering), RFSS 128 (plant height, leaf length), RFSS 1502 (dry forage yield), RFSS 1966 (leaf length) and RFSS 56 (green forage yield) had general adaptability over seasons. The genotypes viz, RFSS 10 (days to fifty per cent flowering (late), number of leaves, leaf length), RFSS 76 , (days to fifty per cent flowering (late), green and dry forage yield, and crude protein), RFSS 1502 (number of leaves, T,S,S,). RFSS 1966 (1/S ratio, incidence of shoot fly) were suited to favourable season like early kharif. In general, RFSS 112 had above average stability for important forage yield attributes like number of leaves, plant height, I/S ratio and dry forage yield and incidence of shoot fly, RFSS 128 also for days to fifty per cent flowering (late), leaf breadth, incidence of shoot fly, T,s,s, and RFSS 1966 for days to fifty per cent flowering (early), leaf breadth and crude protein content also had sdmilar type of adaptability thus, these genotypes showed their suitability to poor season like late kharif use of the genotypes with either general (wider) or season specific adaptability in the development of new varieties with desired nature of adaptability, is suggested.en_US
dc.identifier.urihttp://krishikosh.egranth.ac.in/handle/1/5810111734
dc.keywordsFORAGE SWEET SORGHUMen_US
dc.language.isoenen_US
dc.pages149 PPen_US
dc.publisherMahatma Phule Krishi Vidyapeeth, Rahurien_US
dc.subBotanyen_US
dc.subjectnullen_US
dc.themeCytogenetics And Plant Breedingen_US
dc.these.typeM.Scen_US
dc.titleADAPTABILITY STUDIES IN FORAGE SWEET SORGHUM (Sorghum bricolor L. (Moench)en_US
dc.typeThesisen_US
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