New Delhi, 05 March (NNS): The prices of black pepper markara went down by Rs 20 to Rs 580 per kg owing to the weak buying even after the feeble prices. Before this, the prices have gone down by Rs 10 per kg. The arrivals reported to be negligible and the prices held steady at the level of the previous day, due to this, the market sentiments may affect. The spot black pepper prices will not likely to increase during the near future.