New Delhi, 25 August (NNS): Here, the prices of black pepper markara remained stable at Rs 765 per kg as the wholesale prices gets affected due to the constant import from Sri Lanka. Recently, the prices have improved by Rs 05 per kg. The Onam vacations have been started in kerela mandi. The trading activities will likely to start from the new week, due to this, the market sentiments may affect. The spot black pepper prices will likely to remain strong during the coming days.