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Protected Cultivation and Post harvest Technology

Protected Cultivation and Post harvest Technology

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Dr. Santosh D T

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Course Name : Protected Cultivation And Post Harvest Technologies

Code(Credit) : ASAE 3204(1-0-1)

Course Objectives

  • Understand the concept and importance of protected cultivation in modern agricultural practices.
  • Familiarize with different types of protected structures such as greenhouses, polyhouses, and shade net houses.
  • Learn about the design, construction, and management of protected structures for optimal plant growth and yield.
  • Learn about the post-harvest handling and management of horticultural crops to maintain quality and prolong shelf life.
  • Gain knowledge of post-harvest technologies such as grading, sorting, packaging, and storage of horticultural produce.

Course Outcomes

After completion of the course students able to

COs Course Outcomes POs
CO1 Understand the concept and significance of protected cultivation and its role in sustainable agriculture. PO1
CO2 Design and manage protected structures, including construction, environmental control, irrigation, and fertigation. PO1, PO3
CO3 Apply post-harvest technologies such as grading, sorting, packaging, and storage to ensure the quality and market value of horticultural produce PO3

PO1Knowledge Enhancement : Demonstrate knowledge and understanding of essential facts, concepts,
principles and theories relating to Soil Science, Agronomy, Horticulture, Genetics and Plant Breeding,
Plant Pathology, Entomology and other such areas of agriculture.

PO3 : Entrepreneurship Skills: Understanding the processes of setting up and managing viable business
ventures.

Course Syllabus

Module I
Green house technology: Introduction
Types of Green Houses;
Plant response to Green house environment, Planning and design of greenhouses,
Design criteria of green house for cooling and heating purposes.
Module II
Green house equipments, materials of construction for traditional and low cost green houses.
Irrigation systems used in greenhouses, typical applications,
Module III
Important Engineering properties such as physical, thermal and aero & hydrodynamic properties of cereals, pulses and oilseed, their application in PHT equipment design and operation.
Drying and dehydration; moisture measurement, EMC, drying theory, various drying method, commercial grain dryer (deep bed dryer, flat bed dryer, tray dryer, fluidized bed dryer, recirculatory dryer and solar dryer).
Material handling equipment; conveyer and elevators, their principle, working and selection.

Practical
Study of different type of green houses based on shape.
Determine the rate of air exchange in an active summer winter cooling system.
Determination of drying rate of agricultural products inside green house
Study of green house equipments.
Determination of Moisture content of various grains by oven drying & infrared moisture methods.
Determination of engineering properties (shape and size, bulk density and porosity of biomaterials).
Determination of Moisture content of various grains by moisture meter.

REFERENCES:
1.RadhaManohar, K. and Igathinathene.C. Greenhouse Technology and Management, 2ndedition, BS Publications
2.TiwaryG.N. Greenhouse Technology for Controlled Environment.Narosa Publishing House.Pvt Ltd.
3. Singh Brrahma and Balraj Singh. 2014. Advances in Protected Cultivation, New India PublishingCompany
4. Sahay, K.M. and Singh,K.K. 1994. Unit Operation of Agricultural Processing.VikasPublishingHousePvt Ltd., New delhi
5. Chakravarthy,A. Post Harvest Technology of cereals, pulses and Oil seeds. Oxford and IBHPublishing Co. Ltd., New Delhi

Session Plan

Session 1

INTRODUCTION TO PROTECTED CULTIVATION
LEC 1 PCPHT

Session 3(Practice)

Session 4

Plant response to green house environment
LEC 4

Session 5(Practice)

Determine the rate of air exchange in an active summer winter cooling system
Determination of drying rate of agricultural products inside greenhouse

Green house ventilation

https://www.youtube.com/watch?v=0vnkOz_GOlE

 

Session 6

EQUIPMENTS INSIDE GREEN HOUSE
LEC 5 PCPHT

Session 7(practice)

Study of green house equipments

https://www.youtube.com/watch?v=VA8WvAk-XoA

Session 8

DESIGN OF GREEN HOUSE
LEC 6 PCPHT

Session 9

IRRIGATION INSIDE GREEN HOUSE
LEC 7.PCPHT

Session 10

ENGINEERING PROPERTIES OF FOOD
LEC 8 PCPHT
LEC 9 PCPHT

Session 11 (practice)

Determination of engineering properties:
Determination the shape, size, of the fruits and vegetables
Determine the porosity of the grains

measurement of physical propeties

https://www.youtube.com/watch?v=uoXqtU4Pyts

https://www.youtube.com/watch?v=8ewhFYPI9S4

Session 12

DRYING THEORY AND PRINCIPLES
LEC 10 PCPHT

Session 13(practice)

Determination of Moisture content of various grains by oven drying & infrared moisture methods

https://www.youtube.com/watch?v=DtSH8n1jbyM

Session 14

TYPES OF DRYER
LEC 11 PCPHT

Session 15

MATERIAL HANDLING
LEC 12 PCPHT

Session 16(practice)

Session 17(Practice)

Drying and Dehydration, moisture measurement
Determination of Moisture content of various grains by moisture meter
Determination of moisture content of grain by hot air oven method

https://www.youtube.com/watch?v=ZZ9qgQ9SbSM

https://www.youtube.com/watch?v=xfQwcBI4YTA

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Dr. Santosh D T

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Soil and water conservation, Irrigation Engineering, Drainage Engineering, Watershed Management

I’m Dr. Bibhuti Bhusan Sahoo, a passionate professional in the field of Water Resources Engineering. With a strong educational background, I hold a Ph.D. degree in Water Resources Engineering from NIT Patna. Research Interest: Applied Hydrology Research Environmental Flow Modelling, River Engineering, Water Quality Modelling. Watershed modeling, Crop water modeling, Irrigation water management. Statistical Modelling: […]

Hydrology, Crop Modeling