थाब हायोब्ला मेन्थालनि बिबाङा खमायो आरो गोबावद्रायै हायोब्लाबो बिलाइफोरा राननायाव थावनि बिबाङा खमायो ।
If the cutting is done on time then the amount of menthol decreases and if there is delay in cutting then also the the amount of oil decreases due to drying of leaves.