The narcissus bulb fly and its control in British Columbia

The narcissus bulb fly and its control in British Columbia by Harry Andison Download PDF EPUB FB2

An illustration of an open book. Books. An illustration of two cells of a film strip. Video. An illustration of an audio speaker. Audio. An illustration of a " floppy disk. The narcissus bulb fly and its control in British Columbia Item Preview remove-circle Share or Embed This : theUnitedStatesasearlyas,and inCanada,BritishColumbia,in It is now establishedthroughout the bulb-growingsections ofthe United States andCanada,andhasbeenincreasing in importance annually.

Additional Physical Format: Andison, Harry. Narcissus bulb fly and its control in British Columbia./. Ottawa: Dept of Agriculture, (OCoLC) Print book: National government publication: English: [Rev.

Mar. ]View all editions and formats: Rating: (not yet rated) 0 with reviews - Be the first. Subjects: Narcissus bulb fly -- Control -- United States. United States. More like this: Similar Items. In British Columbia this insect has infested up to 75 per cent of the bulbs in fields in which they were left for two to four years for cut-flower production and in which control was not undertaken.

DISTRIBUTION Probably a native of southern Europe, the narcissus bulb fly appeared in the bulb areas of northern Europe early in the nineteenth century. It was found in the United States as early. The narcissus bulb fly, Lampetia equestris (F.), was controlled on southern Vancouver Island with insecticides applied by four methods at planting time to narcissus bulbs grown in sandy loam soils of pH to Soaking bulbs for hours in hot-water (° F.) and formalin mixture as for control of the bulb nematode, with heptachlor emulsifiable concentrate added at 2, 4, or 10 lb.

of toxicant per 1. Control of the narcissus bulb fly is not easy. The insect has few natural enemies. Cultural controls include mowing the leaves as soon as they dry in late spring and then cultivating the soil lightly to prevent the females from finding the holes left by the leaves.

A The large narcissus fly primarily attacks narcissus, but it can attack other bulbs in the same family (Amaryllidaceae) such as hippeastrum, hyacinth, nerine, snowdrop and vallota and also some species in other families, such as iris and scilla.

Small narcissus flies go for narcissus, hyacinth, iris, lily, carrots, onions, potatoes and parsnips. Narcissus fly control. Narcissus fly can be eliminated virtually completely–I am tempted to say %–by using imidacloprid.

It is sold in granular form as a grub killer for lawns. This chemical persists in the soil for about two months, according to the label, providing “season-long” control. The trouble is that almost no persistent insecticides are available to the home gardener these days (in British Columbia at least) and since narcissus flies can be on the wing for months (here in Victoria BC, from early May to the end of July), you either have to use a persistent insecticide or reapply any number of times.

Management-cultural control. Narcissus fly can be evaded by deep planting (10 inches). Plant in open areas exposed to wind. Bulb flies are usually less of a problem in such sites.

Covering foliage of plants with a row cover after bloom prevents egg-laying. Plant only firm, healthy daffodil bulbs. Soft bulbs may be infested from the previous season.

Known as the Large Narcissus Fly or Narcissus Bulb Fly, this hairy bumblebee mimic has many colour forms, allowing it to resemble several species of bumblebee.

It has a triangular projection beneath the hind femur. Identification difficulty. Habitat. Warm sunny sheltered flowery spots and gardens. Narcissus bulb fly. With ginger hairs, dark banding and a cream tail, the Narcissus bulb fly looks like a bumble bee, but is harmless to us.

This mimicry helps to protect it from predators while it searches for nectar in gardens. Narcissus bulb fly. The feeding activities of narcissus bulb fly larvae can kill daffodil bulbs and some other plants in the Amaryllidaceae. This can lead to a reduced spring display. British Columbia It looks like a bee but it is a fly, the Narcissus bulb fly.

it lays eggs on your bulbs and when they hatch, guess what is on the menu. A little tip to help is that when you pull out the leaves or flowers, run your hand over the soil to fill in the holes.

Watch out for narcissus flies: they'll devastate your snowdrops Just one narcissus fly can infect up to bulbs. But there are various methods of preventing attack. Narcissus fly loves daffodil bulbs but also attack a range of other bulbs, including hippeastrums, snowdrops, snowflakes and, apparently, hyacinths.

Mark stalks them with a little sprayer of the insecticide, Decis, which is just a synthetic pyrethroid, similar to a strong flyspray. Novel insecticide treatments to control large narcissus fly (HDC) The large narcissus fly (Merodon equestris) is the most important pest insect of narcissus crops in the UK.

Traditionally, Cornwall and the Isles of Scilly have been thought of as those areas most affected by the pest, due to a warmer climate and closer rotations.

Walking along a gorgeous path under the cliffs at Folkestone, Kent UK I discovered two bumblebee mimics buzzing like mad on a seat. Fantastically excited - o.

The narcissus bulb fly, Sharp Photography Creative Commons Evolving to look dangerous is a defence mechanism first described by the English naturalist Henry Walter Bates () while studying butterflies in the Brazilian Amazon rainforest. JONES, S.C. Fumigation tests with ethylene dibromide for control of cherry fruit fly.

J. Econ. Entomol., - JONSSON, A. & BERG, S. Determination of 1, 2-dibromoemethane, 1, 2di chloroethane and benzine in ambient air using porous polymer traps and gas chromatographic - mass spectrometric analysis with selected ion monitoring.It has one set of wings, and though it looks like a honeybee or bumble bee, it is truly a fly.

The bulb fly deposits eggs at the base of daffodil foliage and after days, the eggs hatch & the larva follow the foliage down to the bulb where is spends the summer and fall munching on the daffodil bulb.

Each female lays about 40 eggs.Abstract. There are three species of narcissus fly or bulb fly in Britain: the large narcissus fly (Merodon equestris (Fabricius)) and two small narcissus flies (Eumerus strigatus (Fallén) and Eumerus tuberculatus (Rondani)).The two latter, from the practical point of view, may be treated as the same.