Patel et.al.
Variation for fruit weight among genotypes was
age (Table 1). Highest length of fruits was possessed
significant and it was ranged from 93.64 to 181.67 g
in RCG-2 (6.61 cm) followed by RCG-1 (6.50 cm)
and117.12to200.07gat120and127daysafterfruitset,
and lowest length of fruit was observed in Sangam
respectively. The highest fruit weight was observed
(5.26 cm) on 120 DAFS. However at 127 DAFS, the
in RCGH-4 (181.67 g) followed by RCGH-1 (149.50 g)
highest fruit length was obtained in Lucknow-49
andAllahabad Safeda (136.13 g) while, lowest weight
(6.81 cm) and RCG-2 (6.71 cm) and lowest length of
was observed in Sangam (93.64 g) at 120 DAFS. The
fruit was exhibited in RCG-11 (5.89 cm) and Sangam
highest fruit weight at 127 DAFS was recorded in
(5.93 cm). Man Bihari and Suryanarayan (2011) also
RCGH-4 (200.07 g), which was significantly higher
observed the variation among fourteen genotypes
than other genotypes. Lucknow-49 (172.02 g), Lalit
studied in respect to fruit weight, fruit length and
(164.42 g) and Allahabad Safeda (163.07 g) exhibited
fruit diameter.
at par values within themselves. The lowest fruit
weight was recorded in RCG-2 (117.12 g) closely
Fruit diameter
followed by RCG-1 (118.95 g). The variation in fruit
Significant variations during changes in fruit
weight was because of genetic behavior of different
diameter of guava were recorded among the
cultivars or genotypes with bigger or smaller sizes
genotypes. The fruit diameter of guava was recorded
varying with weight (Man Bihari and Suryanarayan
an increasing trend from initial stage of fruit growth
2011).
tillmaturityandripening(127days)forallgenotypes.
The increase in fruit diameter was comparatively
Fruit growth and Fruit length
more between 30 to 60 DAFS and 90 to 127 DAFS
The fruit length varied significantly among
than 60 to 90 DAFS where the increase in diameter
genotypes during study. The length of developing
was slow. Fruit growth of guava showed a double
fruits was found to increase with the advancement in
sigmoid pattern. The first and second rapid growth
phases were noticed between 30 to 60 days and 90 to
127 days after fruit set depending on the genotypes
Table 1 Performance of guava genotypes for fruit length at different days after fruit set
Fruit length (cm)
Genotypes
Days after fruit set (DAFS)
30
60
90
105
120
127
RCG-1
2.90
3.65
4.46
6.03
6.50
6.57
RCG-2
3.03
3.66
4.67
6.06
6.61
6.71
RCG-3
2.95
3.81
4.63
6.05
6.33
6.47
RCG-11
2.65
3.79
4.19
5.37
5.55
5.89
RCGH-1
2.74
4.01
4.35
5.39
5.81
6.48
RCGH-4
2.80
3.87
4.38
5.45
6.24
6.66
RCGH-7
2.89
3.81
4.44
5.51
5.92
6.59
Allahabad Safeda
2.63
3.69
4.22
5.13
5.75
6.42
Lucknow-49
2.89
3.79
4.27
5.04
5.59
6.81
Lalit
2.58
3.76
4.22
4.95
5.51
6.22
Sangam
2.72
3.66
4.32
5.03
5.26
5.93
CD (P= 0.05)
0.08
0.13
0.18
0.12
0.12
0.12
78