Principle of crop science and management AE552 question paper 2073 bhadra B.Agri II/II

Subject:- Principle of Crop Science and Management (AE552)

Exam	Regular
Level	BE	Full Marks	80
Program	B. Agri	Pass mark	32
Year/part	II/II	Time	3 hrs

Tribhuwan University Institute of Engineering Examination Control Division 2073 Bhadra

 ü  Candidates are required to give their answer in their own words as far as practicable.

ü  Attempt All questions.

ü  The figures in the margin indicate Full marks.

ü  Assume suitable data if necessary.

1.    Define agronomy. What are the scope and importance of agronomy? Classify the agronomical crops. [8]

2.    Define the meaning of propagation? Write the principle and methods of propagation.[8]

3.    What is Horticulture? Classify the vegetable crops. [8]

4.    Write the cultivation practice of rice. [8]

5.    Define germination? Write the process of germination.[6]

6.    What is seed dormancy? Write factor affecting seed dormancy and its control measures. [6]

7.    Write five major disease of field crop and their managements. [5]

8.    Write five major insects of vegetable crops and their management. [5]

9.    Write short notes on: [4×4]

                                                    I.            Effect of temperature on crops production

                                                  II.            Rainfed agriculture

                                               III.            Principle and method of pest control

                                              IV.            Principle of offseason vegetable production

10.  Define. [5×2]

i.                   Harvest index

ii.                 Mixed cropping

iii.              Pesticide

iv.              Seed quality

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Source:- Department of agricultural engineering,                                             Technical support:- Paudelpadamprasad