Insects such as cucumber beetles and aphids can cause significant damage to young seedlings and will bore their way through various parts of the plant. An unchecked infestation can easily kill young seedlings before they have a chance to mature and fruit.
Visual Basic for Applications (VBA) in Excel, is a powerful and sophisticated built-in programming language that allows you to write your own functions or commands in an Excel spreadsheet.
VBA code. A. Built-in MATLAB function. The VBA code below uses the trapz function of MATLAB in order to perform numerical integration using the trapezoidal rule. So, although in Excel you might need a custom VBA function to perform numerical integration, in MATLAB environment this is done by using a simple built-in function.