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Activity 2.1.2 - Sorghum Traits for Fieldbooks

Trait_name Description Trait ID
agronomic traits This will help identify agronomic traits.  
flowering time This will help identify traits related to flowering time. CO_324:0000026
days to flower Number of days from emergence to flowering stage. CO_324:0000027
days to flower-post rainy Number of days from emergence to flowering stage measured in the post-rainy season (rabi). CO_324:0000029
days to flower-rainy Number of days from emergence to flowering stage measured in the rainy season (kharif). CO_324:0000041
     
fungal disease resistance This is to identify traits that assess damage caused by fungal infection. CO_324:0000059
sorghum downy mildew resistance - glasshouse Causative agent:Peronospora sp.The resistance measured in % is carried out on plants grown in the glasshouse. CO_324:0000062
sorghum downy mildew resistance-field Causative agent:Peronospora sp.It causes abundant downy white growth on the under surfaces of infected portions of leaves during humid weather, mature infected leaves become necrotic and intervenal tissues disintegrate to give the typical shredded leaf symptom.The resistance measured in % is carried out on plants grown in the field. CO_324:0000061
sorghum grain mold Causative agent: Aspergillus spp and Penicillium spp. Trait is measured as extent of grain surface covered with mold. Molded grain show pink, orange, gray, white or blcak discoloration depending on the fungus involved. CO_324:0000064
sorghum leaf blight resistance Causative agent:Setosphaeria turcica.It causes large cigar shaped lesions on leaves; on young leaves lesions are small, narrow and water soaked.Colorof the lesions are yellow, red or black depending on the cultivar CO_324:0000060
sorghum rust resistance Causative agent: Puccinia purpurea. Infection causes purple, red or tan flecks on both surfaces of leaves, leaving a reddish powder on fingers when passed over it. The trait measures % area of leaf damaged. CO_324:0000063
     
grain related trait This will help identify grain-related traits. CO_324:0000005
Grain dry weight Dry weight of the grains. CO_324:0000006
grain number Number of grains in one panicle. CO_324:0000007
grain number per square meter Number of grains in the infloresence per square meter. CO_324:0000009
Grain weight over panicle Weight of grain over that of panicle. CO_324:0000008
seed color The color of the seed. CO_324:0000045
seed lustre A qualitative trait measured as either lustrous or non lustrous seed. CO_324:0000047
seed size The size of the seed in mm. CO_324:0000046
     
growth and development stage related traits This will help identify traits that can be categorised under growth/development stages in sorghum. CO_324:0000033
basal tillers number Number of basal tillers measured on plants in the field. CO_324:0000040
days to harvest Number of days from planting to harvest. CO_324:0000035
days to maturity Number of days from planting to maturity. CO_324:0000034
nodal tillering The presence or absence of tillers arising from the upper nodes in sorghum stems. CO_324:0000039
plant height Length (cm) of the main stalk recorded on 10 random plants from the base of the stalk to the tip of the panicle. CO_324:0000037
plant height-postrainy Mean canopy height (cm) of representative plants from soil surface measured at the end of flowering in the post-rainy season(rabi). CO_324:0000038
     
infloresence anatomy and morphology trait This will help identify traits related to infloresence morphology and anatomy. CO_324:0000069
threshability The threshability of the panicle, either difficult to thresh, freely threshable or partly threshable. CO_324:0000058
     
Insect damage resistance This is to identify traits that evaluate damage caused by insects. CO_324:0000065
sorghum shoot fly resistance-post-rainy Causative agent:Atherigona soccata. Larval feeding results in central leaf wilting and drying causing the typical deadheart symptom.The susceptibility or resistance of the plants is evaluated in the post-rainy(rabi) season CO_324:0000067
sorghum shoot fly resistance-rainy Causative agent:Atherigona soccata. Larval feeding results in central leaf wilting and drying causing the typical deadheart symptom.The susceptibility or resistance of the plants is evaluated in the rainy(Kharif) season CO_324:0000066
sorghum stem borer resistance Causative agent:Chilo partellus. Infections causes the appearance of small elongated holes in young whorl leaves, tunelling of earheads results in breakage or chaffy earheads affecting grain development. CO_324:0000068
     
leaf color This will help identify traits related to pigmentation of the leaf. CO_324:0000055
leaf midrib color Trait measures leaf midrib color whether brown / dull green /yellow /white CO_324:0000057
leaf vein color This will help identify traits related to pigmentation of the leaf-vein. CO_324:0000056
     
leaf related traits A trait associated with the leaf. CO_324:0000001
Flag leaf weight Weight of the flag leaf (the one just below the panicle). CO_324:0000002
leaf weight Measure of the leaf weight. CO_324:0000004
Rest of leaves weight Total leaf weight minus flag leaf weight per pot. CO_324:0000003
     
mineral and ion content related trait This will identify traits related to ion content. CO_324:0000023
shoot potassium content The percent content of potassium ion measured in the shoots of the plant. CO_324:0000025
shoot sodium content The percent sodium ion content measured in the shoot. CO_324:0000024
     
panicle related trait This is to identify traits related to the panicle. CO_324:0000010
number of panicles Number of panicles per plant or per pot. CO_324:0000013
panicle compactness and shape Trait evaluates the compactness and shape of the panicle as either with loose drooping branches/semi-loose drooping/very loose/very loose stiff branches/compact oval/compact elliptic/semi-compact oval or elliptic. CO_324:0000050
panicle exertion Degree of emergence of the panicle from the flag leaf sheath. CO_324:0000049
panicle harvest index Indicates grain weight divided by panicle weight. CO_324:0000012
panicle length Is the actual measurement of panicle in centimeters from panicle base to tip. CO_324:0000048
panicle weight Weight of the panicles from the plants in a pot or plot. CO_324:0000011
panicle weight without grain Weight of the panicle without grain. CO_324:0000014
panicle width Width of the panicle in (cm) from the plants in a pot or field. CO_324:0000042
     
phytochemical compound content This will help identify traits related to pigmentation. CO_324:0000053
plant pigmentation Pigmentation of the whole plant, whether pigmented or tanned. CO_324:0000054
     
spikelet anatomy and morphology trait This will help identify traits related to spikelet morphology and anatomy. CO_324:0000051
glume color Color of the glume. CO_324:0000052
glume covering Cover over the grain measured in (%) or as either uncovered/fully/half/three quarters/one quarter covered. CO_324:0000043
     
stem related trait This will help identify stem anatomical and morphological traits. CO_324:0000021
stem over leaf weight The ratio of the weight of stem over weight of leaves. CO_324:0000028
stem weight Weight of stem measured in grams. CO_324:0000022
     
stover related traits This will help identify traits related to stover. CO_324:0000030
metabolised energy Value derived from chemical analysis of dried and ground stover, . CO_324:0000036
Nitrogen digestibility Value derived from the analyis of stover using Near Infrared Reflectance Spectrophotometry (NIRS). CO_324:0000016
organic matter digestibility Value derived from chemical analysis of dried and ground stover, usually using Near Infrared Reflectance Spectrophotometry (NIRS). CO_324:0000031
stover dry weight The weight of dry stalks and leaves (stover) from a plant or plants from a pot. CO_324:0000032
     
yield related trait This identifies terms related to yield. CO_324:0000015
100 seed weight The weight of 100 seeds in grams. CO_324:0000018
Biomass dry weight The dry weight of the whole plant. CO_324:0000020
harvest index Proportion of usable (economically significant) biomass over total (biological) biomass\, expressed as a percentage. CO_324:0000019
seed weight Average weight of seeds obtained from a plant\, representing the overall yields or produce from the field. CO_324:0000017
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