. The insect and other allied pests of orchard, bush and hothouse fruits and their prevention and treatment . Insect pests; Fruit. Insects, Injurious to Nuts. 2i inches to 2:^ iuclies across the exYjaiided wiii,i;s. are ashv grey, silvery grey at the base 295 I'lie Fore wiiios ami iuuer edge ; there are two trans- verse streaks of dark and reddish- brown, one near the l_iase and the other towards the ajjsx of the wings, a pale spot towards the middle, and a, large pale oehreoiis or buff spot at tlie ti)i of each wing; die hind wings are plain yellowish - Avldte; the head is yello
. The insect and other allied pests of orchard, bush and hothouse fruits and their prevention and treatment . Insect pests; Fruit. Insects, Injurious to Nuts. 2i inches to 2:^ iuclies across the exYjaiided wiii,i;s. are ashv grey, silvery grey at the base 295 I'lie Fore wiiios ami iuuer edge ; there are two trans- verse streaks of dark and reddish- brown, one near the l_iase and the other towards the ajjsx of the wings, a pale spot towards the middle, and a, large pale oehreoiis or buff spot at tlie ti)i of each wing; die hind wings are plain yellowish - Avldte; the head is yellowisli, densely scaled ; the thorax with dense yellow scales, bounded behind with two rusty-lirown lines, somewhat raised up into a tuft; the abdomen pah/ ochreous to bulf; the female has simple, the male ('renulated antenna'. i\Iiss Ormerod (3) states that the eggs are usually laid on tlie upper surface of the leaves. I Imxe never seen them so placed, but on the under surface or on the shoots. They are rounded and very convex above. Hat beneath, the upper part is pearly white, witli a median dark spot, the lower part liright green, the lattei' forming a distinct green basal band ; they are rather large objects, and are firmlj^ glued to the lenf and darken somewhat before the larva- escape, which usually takes place between ten and fourteen days after tliey \iA\e lieen laid. They are laid in groups of from tv/enty to se\'enty. The larv;r (Figs. I'M and 109) fN^ -"'^.-^J are gregarious and reach 2 inches ^JK^BB^^PQL ^ A when mature. The ground colour is dark yellow, a liroad black line runs ddwn the dorsum, and on each side are three black lines Avhicli are interrupted by yellow or orange transverse rings on the seg- ments ; head dark bro\\'n ; and numerous fine hairs are dotted over the whole body. The first moult takes place about ten days after the larva- haw hatched out. At. la. T'. Tl. BUFL'-TIl' .Mdl'HS .VT AX1> "VA (;V).. Please note that thes
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Keywords: ., bookcentury1900, bookdecade1900, booksubjectinsectpests, bookyear
