As you said that you require the Books and Syllabus of FCI Management Trainee course :

Here I am providing you the name of books

1. Book Title: Food Corporation of India Management Trainee Recruitment Exam (Paper I)
Author: Dr. Lal & Jain
Publisher: Upkar Prakashan
2. Book Title: FCI Management Trainee Paper I
Author: R Gupta
Publisher: Ramesh Publications
3. Book Title: FCI Management Trainee Paper I (Hindi)
Author: R. Gupta
Publisher: Ramesh Publications
Reference books for FCI Management Trainee (Accounts and Finance) exam paper
1. Book Title: Accounting & Finance for Bankers – Objective Type Questions (Guide to JAIIB)
Author: N.S. Toor & Arundeep Singh
2. Book Title: Financial Management Objective Type Questions and Answers (Guide to CAIIB)
Author: N.S. Toor & Arundeep Singh
Here is the Reference guide books for FCI Management Trainee Engineering (Mechanical) exam paper
Book Title: Mechanical Engineering Objective Type Questions
Author: Om Prakash Gupta
Here is the Reference guide books for FCI Management Trainee Engineering (Civil) exam paper
1. Book Title: Objective Type Questions and Answers in Civil Engineering for Competitions & Interviews
Author: Dr. S.K. Duggal
2. Book Title: Civil Engineering (Through Objective Type Questions)
Author: S.P. Gupta & S.S. Gupta
3. Book Title: Question Bank in Civil Engineering (With More than 15000 objective Type Questions and Answers)
Author: V.S. Murthy & R. Sood
Here is the Reference guide books for FCI Management Trainee Engineering (Electrical) exam paper
Book Title: Question Bank in Electrical Engineering (With more than 12000 objective Type Questions & Answers)
Author: J.B. Gupta
Here is the Reference book for FCI Management Trainee Food Science and Technology Paper
1. Book Title: Objective Food Science and Technology by Deepak Mudgil, Sheweta Barak Mudgil.
2. Book Title: Food science, Chemistry & Experimental Foods by M Swaminathan.
Here is the Reference books for FCI Management Trainee Technical Paper Agriculture and Bio-Technology
Book Title: Indira’s Objective Agricultural Biotechnology, MCQs for Agricultural Competitive Examinations by R.L. Arya, Sonam Arya, Alok Das, Vaishali
Reference books FCI Management Trainee for Agricultural Engineering
1. Surveying and levelling by Kanetkar, Kulkarni
2. Principles of Agricultural Engineering by Ojha, T.P. and A.M. Michael