TNPSC Agriculture Extension Officer Syllabus PDF – Download Exam Pattern for AO, ADA & HO Posts!!!

TNPSC Agriculture Extension Officer Syllabus PDF: Tamil Nadu Public Service Commission will be going to conduct the Written Examination for the post of Agricultural Officer (Extn), Agricultural Officer (Extn), Horticultural Officer & Assistant Director of Agriculture (Extn) and Horticultural Officer for that they will be provided the Syllabus and Exam Pattern from our website.

TNPSC Horticulture Officer Syllabus 2023

Name of the Board	Tamil Nadu Public Service Commission
Post Name	Agricultural Officer (Extn), Agricultural Officer (Extn), Horticultural Officer & Assistant Director of Agriculture (Extn) and Horticultural Officer
Vacancy	93
Exam Date	20.05.2023 & 21.05.2023
Selection Process	Written Exam & Interview

TNPSC Agriculture Officer Exam Date 2023:

• The candidates who have been exempted to write Tamil Eligibility Test shall be allowed to write only General Studies Paper i.e. Part-B in Paper-II.
• Part-A of Paper-II Tamil Eligibility Test shall contain 100 questions from 1 to 100. Part-B of Paper-II the General Studies paper contains 100 questions from 101 to 200 and time duration to write each part of the said examination shall be given 1 ½ Hrs.

Agricultural Officer (Extn)	Paper-I: Subject paper Agriculture (Degree Standard)	20.05.2023 9.30 A.M. to 12.30 P.M.
Agricultural Officer (Extn), Horticultural Officer & Assistant Director of Agriculture (Extn)	Paper – II PART A Tamil Eligibility Test (SSLC Std) and PART B General Studies (Degree Std)	20.05.2023 02.30 P.M. to 05.30 P.M.
Assistant Director of Agriculture (Extn)	Paper-I: Subject paper Agriculture (PG Degree Standard)	21.05.2023 9.30 A.M. to 12.30 P.M.
Horticultural Officer	Paper-I : Subject paper Horticulture (Degree Standard)	21.05.2023 02.30 P.M. to 05.30 P.M.

**Velaivaippu Seithigal in Tamil Nadu**

• In the case of OMR method of examination, they shall be allowed to write the examination from 2.00 P.M. to 4.00 P.M., and in the case of CBT method, they shall be allowed to write the examination from 2.30 P.M. to 4.30 P.M. All the candidates are permitted to leave the examination hall only after the closure of examination even though they are exempted to write Tamil Eligibility Test.

TNPSC Agriculture Officer Exam Pattern 2023:

Subject	Duration	Maximum Marks	Minimum qualifying marks for selection
			SCs, SC(A)s, STs, MBCs/ DCs, BC(OBCM)s & BCMs	Others
Paper I   Subject Paper – 200 Questions For the post of Agricultural Officer(Extn) Agriculture (Degree Standard) (Code No:284) For the post of Horticultural Officer Horticulture (Degree Standard) (Code No.278) For the post of Assistant Director of Agriculture (Extn) Agriculture (PG Degree Standard) (Code No:285)	3 Hours	300	153	204
For all the three posts   (ii) Paper II (Total 200 questions / 3 Hours) Part-A Tamil Eligibility Test (SSLC Std) (100 questions/ 150 marks)	1 ½ Hours	Note:   Minimum qualifying marks –60 marks (40% of 150) Marks secured in Part-A of Paper-II will not be taken into account for ranking.
Part-B (General Studies) (Code No.003) (100 questions/ 150 marks) General Studies (Degree Std) -75 questions and Aptitude & Mental Ability Test (SSLC Std.) -25 questions	1 ½ Hours	150
(iii) Interview and Records		60
Total		510

Paper I

Subject Paper – 200 Questions For the post of Agricultural Officer(Extn) Agriculture (Degree Standard) (Code No:284) For the post of Horticultural Officer Horticulture (Degree Standard) (Code No.278) For the post of Assistant Director of Agriculture (Extn) Agriculture (PG Degree Standard) (Code No:285)

3 Hours300153204

For all the three posts

(ii) Paper II (Total 200 questions / 3 Hours)

Part-A Tamil Eligibility Test (SSLC Std) (100 questions/ 150 marks)

1 ½ Hours

Note:

Minimum qualifying marks –60 marks (40% of 150)

Marks secured in Part-A of Paper-II will not be taken into account for ranking.

Part-B (General Studies) (Code No.003) (100 questions/ 150 marks) General Studies (Degree Std) -75 questions and Aptitude & Mental Ability Test (SSLC Std.) -25 questions1 ½ Hours150

(iii) Interview and Records60  Total510

Note:

• Answer sheets of Paper-I and Part B of Paper II of the candidates will not be evaluated, if the candidate does not secure minimum qualifying marks in Part-A of Paper-II.
• Only marks secured in Paper-I and Part-B of Paper-II will be considered for ranking.
• The question papers for the Paper – I i.e. subject papers will be set in English and PART-B of Paper-II, will be set both in Tamil and English.

TNPSC Agriculture Officer Syllabus 2023:

Subject Paper: Agriculture (Degree Standard)

• UNIT- I: Importance of Agriculture
• UNIT – II: Fundamentals of Crop Production
• UNIT – III: Natural Resource Management
• UNIT – IV: Crop Management & Allied Agricultural Activities
• UNIT – V: Crop Improvement
• UNIT- VI: Seed Science and Technology.
• UNIT – VII: Crop Protection Principles and Practices.
• UNIT – VIII: Farm Business and Finance Management.
• UNIT – IX: Agricultural Marketing and Market Intelligence.
• UNIT – X: Agricultural Extension: Principles and Methods.

Horticulture Paper – I (Degree Standard)

Unit- I: Fundamentals of Horticulture

Scope and importance – State, National and Global scenario of horticultural crops – Area and production – Import and export – Nutritive value of horticultural crops – Horticultural zones of Tamil Nadu and India – National and regional agencies involved in promotion of horticultural Industry in India (NHB, APEDA and Commodity Boards) – Classification of horticultural crops – Factors limiting horticultural crop production – Role of season – Soil and climate requirements – Physical and chemical properties of soil – Climatic factors – Light, temperature, photoperiod, relative humidity, rainfall, altitude, microclimate – Kitchen gardening -Nutrition gardening – Truck gardening – Market gardening – Vegetable forcing – Protected and precision horticulture – Hydroponics, Aeroponics – Nutrient Film Technique – Horticulture therapy.

Unit – II: Growth and Development of Horticultural Crops:

Important phases of growth and development – Bearing habits – Classification of horticultural crops based on life cycle – Annual, biennial perennial (woody and herbaceous perennials) – Fruitfulness and unfruitfulness – External and internal factors associated with unfruitfulness – Physiology of flowering, fruit set, ripening and senescence – Fruitdrop – Causes and control measures – Plant growth regulators – Functions and role in horticultural crops – Bud dormancy – Dormancy breaking – Parthenocarpy – Parthenogenesis – Polyembryony – Stenospermocarpy – Vivipary- Apomixis.

Unit – III: Propagation of Horticultural Crops:

Propagation – Definition – Establishment of nursery – Site selection – Tools and implements propagation structures – Mist chamber, phytotron – Humidifiers – Greenhouse – Glasshouse – Polyhouse – Shade net, glass house, poly tunnels, cold frames and hotbeds, pit nursery – Media and containers – Soil sterilization – Sexual propagation – Merits and demerits – Crops propagated through seeds – Seed viability, longevity, dormancy, germination – Pre-sowing treatment – stratification, scarification, seed priming, seedling vigour – Raised seed bed and pro-tray nursery – Asexual propagation – Merits and demerits – Methods of vegetative propagation – Identification of plus trees – Mother block, scion bank – Clonal nursery – Cutting – Layering – Grafting, budding types – Anatomical and physiological basis of grafting – Stock scion relationship, graft compatibility – Budwood selection and certification – Propagation through specialized plant parts (bulbs, tubers, offsets, runners, suckers, slip, crown, rhizomes, corms) – Quality management and nursery certification – Micro propagation – Application – infrastructure requirements – Types of media – Stages of micro propagation – Micro grafting – in vitro propagation of important horticultural crops.

UNIT – IV: Management Techniques for Horticultural Crops

Planning – Layout and management of orchards – Fencing – Wind breaks and shelter beds – Spacing – Planting system – Physical and chemical properties – Soil reaction – acid, saline and alkaline soils – Soil fertility – Essential elements – Functions – Organic manures and inorganic fertilizers, bio-fertilizers, vermicomposting – Applications and management – Nutrient deficiencies and corrective measures – Physiological disorders and remedies – Irrigation – Critical stages of water requirement – Effect of water stress on crop yield – Anti-transpirants – management of irrigation water quality – Conventional and micro irrigation – Fertigation – Mulching – Sod culture – Weed management – Application growth regulators – Training and pruning principles and methods – Rejuvenation of senile and old orchards – Cropping systems – Cover cropping – Multitier cropping – Intercropping – Special horticultural techniques (pinching, thinning, disbudding, blanching, smudging, notching, ringing) – Principles of organic horticulture – GAP and GMP.

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