International Journal of Agronomy / 2018 / Article / Tab 2

Research Article

Diversity among Modern Tomato Genotypes at Different Levels in Fresh-Market Breeding

Table 2

Measuring/rating scale used for traits phenotyped for tomato genotypes.

TraitsMeasuring/rating scale

Fruit shapeFlattened (1)Slightly flattened (2)Rounded (3)High rounded (4)Heart shaped (5)Cylindrical (6)Pyriform (7)Ellipsoid (8)
Leaf shapeDwarf (1)Potato leaf type (2)Standard (3)Peruvianum (4)Pimpinellifolium (5)Hirsutum (6)
Green fruit colorGreenish-white (3)Light green (4)Green (5)Dark green (6)Very dark green (7)Dark (8)
Fruit sizeVery small (1)Small (2)Intermediate (3)Large (4)Very large (5)
Late blight20% (1)40% (2)60% (3)80% (4)100% (5)
Fruit shoulder shapeFlat (1)Slightly depressed (3)Moderately depressed (5)Strongly depressed (7)
Growth typeDwarf (1)Determinate (2)Semi-determinate (3)Indeterminate (4)
Fruit typeLarge (1)Plum (2)Grape (3)Cherry (4)
RibbingVery weak (1)Weak (3)Intermediate (5)Strong (7)
RipeningVery early (1)Early (1)Standard (3)Late (4)
Green shoulderUniform greenSlightIntermediateDark
Leaf colorLight green (1)Standard (2)Dark green (3)
Foliage densitySparse (3)Intermediate (5)Dense (7)
Ripe fruit colorRed (1)Pink (2)Yellow (3)
InflorescenceGenerally uniparous (1)Both uniparous and multiparous (2)
PedicelJointless (0)Jointed (1)
Bacterial spotHorsfall-Barette scale
HeightQuantitative
Number of fruits/inflorescenceQuantitative
ChlorophyllQuantitative
Seedling heightQuantitative

Traits measured using the phenotypic scale developed by IPGRI (1996) with some modifications. Chlorophyll content was measured using SPAD 502 plus chlorophyll meter and height measurements were done by measuring scale.

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