New Delhi, 18 August (NNS): Here, the prices of black pepper markara improved by Rs 5 to Rs 730 per kg owing to the limited buying from the stockists at the higher prices. Recently, the prices have gone up in the same ratio. In Kochi, the prices improved by Rs 10 per kg. The market sentiments may affect as the stock of Shri Lanka will likely to arrive soon. There is no fear of downfall in the spot black pepper prices during the near future.