What to do to avoid falling of flowers in watermelon crop

Watermelon is the main crop of cucurbits crops .
Thus it is very important to manage nutrition in this stage.
Lack of nutrients causes the problem of flower shedding in the watermelon crop.
And excessive flower shedding greatly affects fruit production in the watermelon crop.
To prevent flower shedding use Micro-nutrients @ 250gram/acre.
To prevent flower drop,use Homobrassinolide @ 100 ml/acre or Paclobutrazol 40% SC @ 30 ml/acre.