âºâº Definition: Kilometer. A kilometre (American spelling: kilometer, symbol: km) is a unit of length equal to 1000 metres (from the Greek words khilia = thousand and metro = count/measure). It is approximately equal to 0.621 miles, 1094 yards or 3281 feet.ou can view more details on each measurement unit: km or feet. The SI base unit for length is the metre. 1 metre is equal to 0.001 km, or 3.28083989501 feet. Note that rounding errors may occur, so always check the results. Use this page to learn how to convert between kilometres and feet.
Fungus gnats are common indoor pests. Adult gnats are about â long, grayish to black in color, with long legs, antennae and one pair of wings. The adults do little plant damage, but can be unpleasant if they are present indoors in large numbers. The larvae live in the soil and chew on plant roots.
These flies often are fungus gnats and represent a potential thereat to plants. A key (Fly ID Key) for identification of flies, including fungus gnats is available. Adult fungus gnats are slender with comparatively long legs and antennae. They are grayish-black and about 1/8 inch long (2.5mm). The adult (Figure 1) is a weak flier and is most visible near or on the soil surface or under leaves.