1. TITLE EFFECT OF VARIOUS CHEMICALS AND PLANT GROWTH
REGULATORON FRUIT SET AND RETENTIONOF LITCHI Cv.
GOLA
OBJECTIVE To improve the fruit set and retention percentage of (Litchi chinensis)
RESEARCH
WORKER
Javed Iqbal
LOCATION Progeny Fruit Garden of Horticultural Research Institute, Faisalabad
DURATION 2011-12
TREATMENT Treatments Chemical Concentration
T1 Control
T2 IAA 100ppm
T3 KNO3
T4 Boron 0.1%
T5 KNO3 + ZnSO4
T6 ZnSO4 + KNO3 + Indole Acetic Acid 100ppm
TIME OF
APPLICATION
Sr. No. Application Window
1 October
2 December
3 January
DATA TO BE
COLLECTED
Sr. No. Parameters
1 Flower initiation date
2 Days taken to fruit set
3 Yield/Tree (kg)
4 Fruit weight (g)
5 Aril juice recovery (%)
6 Fruit length (cm)
7 Total Soluble solid (°B)
8 Acidity (%)
RESULTS
Treatments
Flower
initiation
date
Days
taken
to
fruit
set
Yield/Tree
(Kg)
Fruit
Wt
(g)
Pulp
%
Fruit
L
(cm)
TSS
%
Acidity %
T1 = Control 02.03.2012 33 25.7 12.8 48.3 2.8 16.4 0.35
T2 = IAA ppm 02.03.2012 32 26.8 13.2 50.3 2.9 15.6 0.35
T3 = KNO3 2% 02.03.2012 34 29.4 14.3 52.9 3.0 17.2 0.32
T4 = B 0.1% 01.03.2012 32 28.3 13.9 50.0 3.3 18.2 0.20
T5 = KNO3 + ZnSO4 01.03.2012 32 30.2 15.0 53.4 3.2 17.3 0.28
T6 = KNO3 + ZnSO4 +
IAA 100ppm
29.02.2012
31 33.7 15.7 55.0 3.2 18.3 0.23