a person trained and skilled in the design, construction, and use of engines or machines, or in any of various branches of engineering: a mechanical engineer; a civil engineer. a person who operates or is in charge of an engine.
The most important things to remember with planting rambutan seeds are: 1  Seeds must be put in flat. 2  Don't bury seeds too deep. 3  Soil must be kept loose.  Soil must be 1  loamy. It will take about 10-21 days for the rambutan seed to germinate.
Make sure that the rambutan farming/growing is attempted in the tropics alone, where the temperature range is strictly between 20 - 35 degrees celsius round the year, and the precipitation is > 200 cms. (The preferable range of altitude is 0 -800 m above MSL) 2. The land could be either flat or sloping.