बिसोर अनजिमाया मोनसे थाखोसिम सहैनायनिफ्राय होबथानो सिकितसा गोनांथिदोंमोन जेराव रांखान्थियारि खहाफोरा दबथायनाय राहाफोरनि बेसेनखौ बांद्रायहोगोन।
They required treatment to prevent the population from reaching a level at which economic losses would exceed the cost of the control measures.