الفهرس 
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Abstract
This investigation was conducted over consecutive seasons, 1984 and 1985 on 8-years-old Balady guava trees grow in an orchard established in a alluvium fertile well drained
soil at Minia.
The experiment aimed to study the effect of
NAA and 2.4,5-T growth regulators each sprayed at three different concentrations(10, 20 or 30 ppm and 5, 10 ,15 ppm,respectively)and at three different stages of fruit development . Control trees received water sprays only.