first reported in 1939 this species as a vector of little leaf of brinjal (eggplant). Length of male 4.50—5.00 mm., female 5.00 mm. H���?o�0�w} 0000005548 00000 n 0000006866 00000 n species is common in many areas of India (Afzal and Ghani 1953 [6]). This jassid also attacks other crops and ornamental plants (Sohi, 1964). Though, 8 species of jassids has been reported to feed on cotton, A. devastans is the most dominant & distributed in all the cotton growing areas of the country. General colour yellow. and you may need to create a new Wiley Online Library account. 0000239625 00000 n In addition an assessment of the % parasitism of the eggs of this jassid at Delhi was made for one year from August 1965 to July 1966 on the two seasonal crops, okra and eggplant, and on castor which is available throughout the year. References; Nielson, M. W. 1968b. Crown yellow with two black spots on anterior margin; pronotum orange yellow; elytra light yellow with two black spots distad of middle. The cotton jassid Empoasca devastans Distant has been reported as a major pest from all the cotton growing areas of the Indian Union. There are no records confirming transmission, and it is unlikely that the Species will become important as a vector owing to its association with cotton. 0000239682 00000 n 0000003480 00000 n The leafhopper vectors of phytopathogenic viruses (Homoptera, Cicadellidae). That’s complete full scientific classification of Empoasca stevensi. :��s�� ��2����ભ�^_�[4�hv:��G��ĤJ�A�ӌ���'�x�� 0000007556 00000 n These are the common names given to Amrasca devastans, but the species in the Pacific has not been identified.. Scientific Name. The cotton jassid Empoasca devastans Distant has been reported as a major pest from all the cotton growing areas of the Indian Union. Waray hini subspecies nga nakalista. United States Department of Agriculture Technical Bulletin . 0000006887 00000 n (Nielson, 1968), Thomas and Krishnaswami (784) first reported in 1939 this species as a vector of little leaf of brinjal (eggplant). fragile species. papayae There are no records confirming transmission, and it is unlikely that the Species will become important as a vector owing to its association with cotton. Learn more. The association between susceptibility and morphological and anatomical characters was also studied. Five mymarid and one trichogrammatid parasites and four predators were found and recorded (Subba Rao et al., 1965; Subba Rao, 1966), and a new species of egg parasite was described. Use the link below to share a full-text version of this article with your friends and colleagues. 911 – 926. Crown yellow with two black spots on anterior margin; pronotum orange yellow; elytra light yellow with two black spots distad of middle. trailer << /Size 77 /Info 43 0 R /Root 45 0 R /Prev 1152969 /ID[] >> startxref 0 %%EOF 45 0 obj << /PageMode /UseThumbs /Metadata 42 0 R /Pages 41 0 R /OpenAction 46 0 R /Type /Catalog /PageLayout /SinglePage >> endobj 46 0 obj << /S /GoTo /D [ 47 0 R /FitH -32768 ] >> endobj 75 0 obj << /S 124 /T 262 /Filter /FlateDecode /Length 76 0 R >> stream Record last updated - 12/09/2019 However, only one of nine plants tested became diseased. 0000004290 00000 n and cowpea (Vigna catjang). Small, A systematic survey of various stages of this jassid was undertaken in the Indian Union by collecting the natural parasites and predators during the period May 1964 to September 1966. Learn about our remote access options, Indian Agricultural Research Institute, New Delhi, India. �� G���U�n�^^�+�(vr�r�OB���? Please check your email for instructions on resetting your password. 44 0 obj << /Linearized 1 /O 47 /H [ 1209 370 ] /L 1153977 /E 659858 /N 4 /T 1152979 >> endobj xref 44 33 0000000016 00000 n ڽ�1�d}P��� 0000002042 00000 n Genitalia: 0000002188 00000 n ��`�����qQdh�@��a˶�Z2D�E:����Қw��y�ݻ3c�Fr�X�˜a��}���LJ� 0000003652 00000 n 0000001147 00000 n 0000001889 00000 n If you do not receive an email within 10 minutes, your email address may not be registered, An Amrasca biguttula in uska species han Insecta nga syahan ginhulagway ni Ishida hadton 1912. Studies on the cotton Jassid (Empoasca devastans Distant) in the Punjab. H��TMo�@��W�H�v�m�G 0000008191 00000 n The mating behavior of Empoasca devastans (Homoptera: Cicadellidae) involves an increase in the locomotor activity of males and a decrease in that of We use cookies to enhance your experience on our website.By continuing to use our website, you are agreeing to our use of cookies. TH~ cotton Jassid (Empoasca devastans Dist.) 0000006212 00000 n �o"U���P�T�d����wGΌ���z�ͼy3+�-#NuB�:J5�������+�9��?N8DNJ����G/�O��('w?��F#�U� fragile species. 0000006191 00000 n 0000003631 00000 n This species is common in many areas of India (Afzal and Ghani 1953 [6]). 1965. However, only one of nine plants tested became diseased. Amrasca devastans Chlorita biguttula Shiraki, 1913 Chlorita bigutulla Husain & Lal, 1940 Chlorita bimaculata Matsumura, 1917 Empoasca biguttula Empoasca bipunctata Schumacher, 1915 Empoasca devastans Distant, 1918 Empoasca devastans Lefroy, 1906 Empoasca devastens Cherian & Kylasam, 1938 Empoasca nigropunctata Merino, 1936 This study showed that 14 varieties could be placed in one of four categories of susceptibility to Empoasca devastans[Amrasca biguttula], based on the population of jassids found on the variety. (Nielson 1968). Related Posts: Empoasca Taxonomy Classification; Empoasca Solana Taxonomy Classification; Castalia Stevensi Taxonomy Classification; *��P��p@�� �� Any parasites hatching from the material were preserved in 70% alcohol. This species is similar to © Amgueddfa Cymru — National Museum Wales. Common Name. (Nielson 1968). 0000001007 00000 n We have restricted the survey to the following crops: okra (Abelmoschus esculentus), castor (Ricinus communis), eggplant (Solanum melongena), cotton (Gossypium spp.) During the off-season of cotton it thrives on various other host-plants. General colour yellow. %PDF-1.3 %���� 0000001209 00000 n ������B -i���,�'CX!�}�Ɨ&\�X@_����,{������\Hj�6�&o���9�m6˻��T�n��Z����R�9 �縅��Ɋ�Q�v0�x�M�>, ks�1gHJ��1q.����K�5��i7)�Dc\+��B� ���ow���ό�[�`�2��k#A����4��� ����2 W �E�ɮ)u�P�����n�m�����2�d�� ��*H+M/�Ә��9n\��"���z|�" ~s��tUQ��Z����D�E�1�$ w���z���y��d I�uU�6%^��Y�6��Ox��EJ���{�2X��T��K Q�iH!�����[� Studies on the parasites and predators of Empoasca devastans Distant (Homoptera: Jassidae). 0000617397 00000 n Its outbreaks have always been a difficult problem for the growers of cotton in the Punjab, and it has often resulted in the complete failure of this crop (Lal, 1941). 1968b. Taxonomy, biology and virus transmission. Its outbreaks have always been a difficult problem for the growers of cotton in the Punjab, and it has often resulted in the complete failure of this crop (Lal, 1941). An Amrasca biguttula in nahilalakip ha genus nga Amrasca, ngan familia nga Cicadellidae. The material collected from different areas of the survey (Fig. Asia, Africa (restricted), Oceania. Even during the cotton-growing period it is found on many food plants other than cotton and there are some which are preferred to it. Empoasca devastans Lefroy, 1906. 0000391759 00000 n The visibly parasitised eggs were sorted out and counted. Pygofer in lateral aspect about as long as wide, ventral margin with distinct long spine extending posterodorsad beyond dorsal margin of pygofer; aedeagus in lateral aspect with long basal process; aedeagal shaft curved, short, attenuated apically; gonopore apical; style in dorsal aspect simple, lateral margin of apices serrate; female seventh sternum in ventral aspect with caudal margin convergent apically. The leafhopper vectors of phytopathogenic viruses (Homoptera, Cicadellidae). Narrow. in genital characteristics and can be distinguished by the male pygofer with a long, ventral, spinelike process. Razaq M, Suhail A, … The full text of this article hosted at iucr.org is unavailable due to technical difficulties. Number of times cited according to CrossRef: The importance of alternative host plants as reservoirs of the cotton leaf hopper, Amrasca devastans, and its natural enemies, https://doi.org/10.1111/j.1570-7458.1968.tb02050.x. 1382 386 pp. It has been reported from Burma (Mathur 1953 [499]). Enter your email address below and we will send you your username, If the address matches an existing account you will receive an email with instructions to retrieve your username, I have read and accept the Wiley Online Library Terms and Conditions of Use. Sci., 10, pp. Empoasca devastans Distant. Hopefully you can understand the Empoasca stevensi taxonomy hierarchy name and levels. 0000004903 00000 n Amrasca devastans is the Indian cotton jassid or leafhoppers, previously referred to as A. biguttula or Empoasca devastans. 1) was kept in the laboratory in 15 × 20 cm jars. V2�D�I�� ��\��}��?��O_>�O�_��wV>f�2�.��x�_�/h������ 8r�ȹ�)�k��mRF儑j.�=��=�LL�����M�nJ��\�����������X&�@ ���Շ�7!�\��p�(�u���=� h���r0�O ���k��c ����ҟ�v8�ڡG:)�+0��r@�QcB�V��)ch���X���d����=�htp�µ-��Xt�=6����RI2��: �����r9���BPݯA��M�I�ɥƩ|�T*L�쌁sع���vH�I#�sn��3O#��8�:���\~��|u���Et[��� �^+�R�A\&���"nt�Z. Length of male 4.50—5.00 mm., female 5.00 mm.. 0000002387 00000 n Most likely Amrasca biguttula biguttula; previously, Amrasca devastans, and Empoasca devastans.. Distribution. 0000005569 00000 n
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