“…Thinning can be done manually, mechanically and by using chemical thinners to save on labour cost and make better economic return (López et al, 2011;Stopar and Lokar, 2003;Greene and Costa, 2013). The chemical thinners may be consisted of various chemical compounds, but the application of plant growth regulators and some insecticides are of preference in this regard (Reyes et al, 2008).…”