Thrips cause serious economic losses in many agricultural systems each year including vegetables and ornamentals. Scirtothrips dorsalis is a widespread pest, described as a new species by Hood in 1919. S. dorsalis is a very small (0.5 to 1.2 mm), pale yellow-colored thrips that can be found feeding on leaves, flowers, and calyxes of fruit on a wide variety of host crops. It is difficult to recognize this thrips with the naked eye, and definitive identification is best accomplished at approximately 40 to 80 x magnification. Introduction
Economic important:
Economic important According to Mound and Palmer (1981), S. dorsalis is a pest of strawberries in Queensland, Australia; a pest of tea in Taiwan; a major pest of citrus in Japan and Taiwan (Chiu et al. 1991, Tatara and Furuhushi 1992, Tschuchiya et al 1995); cotton in the Ivory Coast ( Bournier 1999); soybeans in Indonesia (Miyazaki et al.1984) and a serious pest of chillies and castor bean in India. It is a major pest of peanuts in several states in India (Mound and Palmer 1981). Severe infestations of S. dorsalis can result in total defoliation and potentially heavy crop loss. Ananthakrishnan (1984) also reports damage to the following hosts: cashew, tea, chillies , cotton, tomato, mango, castor bean, tamarind, and grape.
Agriculture is an important sector in the overall growth of the country. It acts as the pillar for economic growth. All India Entrance examination for Admission (AIEEA) is the national level entrance test offered by Indian Council of Agricultural Research (ICAR) New Delhi for admission into UG engineering degree programs. The Agricultural Universities and National Dairy Research Institute (NDRI) Karnal accept AIEEA score for the admission process. AIEEA governs 3 areas which include Agriculture, Mathematics and Biology. The candidates from different category can opt for appropriate course in an agriculture university for their study. Different entrance exams are offered by AIEEA for various subjects according to candidate’s interest in all three categories.
Structure and Syllabus of ICAR AIEEA
AIEEA ICAR Entrance Exam for undergraduate program consists of one question paper with MCQ pattern in bilingual model. The applicant can pick any of the streams depending upon his / her subject of choice.
There will be two streams with 180 questions, Stream A and Stream B:
STREAM – A
Agriculture
Horticulture
Fisheries
Forestry
Home Science
Sericulture
Biotechnology
STREAM – B
Agriculture Engineering
Dairy Technology
Food Science
Agricultural Marketing
Banking & Co-operation
For stream A entrance test, the subject’s composition is