INAUGURAL SESSION

Foreword

Dr. Saeed Ahmed

i

Preface

Dr. Muhammad Ibrahim

ii

Key note

Dr. Muhammad Ibrahim

iii

Welcome address

Dr. Muhammad Ashfaq (T.I)

vi

TECHNICAL SESSION-I

“Citrus Production and Culture”

1.

The production and research of citrus in China

Guoqiang Du and Xiaoxin shi

01

2.

Effect of inflorescence types on fruits quality of Owari cultivars of Satsuma mandarin (Citrus unshiu, Marc.)

Nasar Iqbal, Naveed Anwar Virk and Mahmood Khan

06

3.

Advancement in citrus research world over

Dr. Muhammad Ibrahim

19

4.

New dimension of citriculture

Mr. Altaf-ur-Rehman Khan, Mr. Imran M. Saddique, Mr. Muzafer Hafeez

24

5.

Citriculture in other lands

Niaz Ahmad Chaudhary, Abdul Aziz, Malik Abdul Rehman

27

6.

Citrus cultivation in N.W.F.P

Mahfooz Ali Shah

36

7.

Citrus orchard management problems

Ata-ur-Rehman Aslam and Hameed Ullah

40

8.

Growth, yield and fruit quality performance of sweet orange varieties in Sargodha

Abdul Aziz, Tanveer Ahmad Mohar

44

9.

Native home, historical background and importance of citrus fruit in Pakistan

Niaz Ahmad Chaudhary, Muhammad Nawaz Maken, Malik Shabbir Ahmad

48

10.

Prospects of citrus fruits in rainfed region

Ashiq Hussain, Azhar Hussain, Muhammad Zaman Awan and Dr. Nazar Muhammad Cheema

57

11.

Citriculture and its charactered trees in Sargodha

Muhammad Ishfaq, Niaz Ahmed Chaudhary, Tanweer Ahmed Mohar

61

12.

Citrus production in Pakistan

Dr. Shahid Javed Butt, Mahmood Khan, Raheel Anwar

65

13.

Research facilities on citrus fruit in Pakistan. What more is needed?

Niaz Ahmed Chaudhary, Tanveer Ahmad Mohar and Muhammad Ishfaq

72

TECHNICAL SESSION-II

“Plant Protection and Management”

14.

Importance of certified citrus plants for establishing a groove with freeness from viruses and diseases

Dr. Muhammad Mumtaz and Hasnain Raza

78

15.

Causes of early citrus decline

Niaz Ahmad Chaudhary, Malik Abdul Rehman and Abdul Aziz

86

16.

Fruit flies associated with citrus in Punjab province of Pakistan

Riaz Mahmood, Abdul Rehman and Muhammad Ashraf Poswal

91

17.

Studies of the pathological fruit drop in Kinnow

M. Usman Shaft, Sultan Mehmood Khan and Abdul Rehman

97

18.

Symptomatology, detection, distribution and management of virus and virus-like disease of citrus in Pakistan

S. M. Mughal

106

19.

To determine the population dynamics of citrus nematodes (Tylenchulus semipenetrans)and its chemical control

Nazir Javed, Muhammad Azhar Iqbal, Riaz Ahmed Chohan

115

TECHNICAL SESSION-III

“Propagation and Nursery Certification”

20.

Towards a seedless cultivar of Kinnow mandarin VIII in vitro culture of undeveloped ovules from spontaneous low seeded mutants and seeded fruits

Nafees Altaf and M. Mohsin Iqbal

126

21.

Anatomical studies on rootstock/scion compatibility in Kinnow

Waqar Ahmed, Muhammad Asim and Mian Iqbal Muhammad

134

22.

A synopsis on over coming the problem of soil salinity and quality degradation in citrus through double grafting

Altaf-ur-Rehman Khan, Muzaffer Hafeez, Imran M. Siddique, Hameed Ullah

140

23.

Effect of different growing media on growth performance of rough lemon (Citrus jambheri Lush.) seedlings

H. S. Dhaliwal, H. S. Rattanpal and N. K. Arora

143

24.

Rootstock research on citrus at Horticultural Research Station Sahiwal

Altaf-ur-Rehman Khan, Hameed Ullah, Imran M. Siddique, Muzaffer Hafeez, Mushtaq Ahmed

144

25.

Biophysical studies of scion/stock compatibility in Kinnow (Citrus reticulata Blanco)

Waqar Ahmad. Muhammad Ibrahim, Muhammad Azhar Iqbal and Khurram Ziaf

150

26.

Rejuvenation of citrus orchards

Ch. Sajid Ahmad

155

TECHNICAL SESSION-IV

“Citrus Orchard Nutrition Management”

27.

Effect of micro-nutrients application on the yield and quality of Kinnow mandarin (Citrus reticulate Blanco.)

M. Afzal Javaid, Dr. M. Akram Tariq, Ali Asghar Asi and Mahmood Khan

169

28.

Mineral nutrition of citrus trees

Muhammad Ibrahim, Nisar Ahmad and M. Y. Nadeem

173

29.

Plantation of citrus orchards in eroded soils to protect further erosion in the sub-mountainous tract

Muhammad Rashid

177

30.

Citrus nutrition on calcarious soils

Tariq Aziz, Maqsood Ahmad Gill and Rahmatullah

186

TECHNICAL SESSION-V

“Post Harvest, Export Promotion and WTO”

31.

Is Kinnow better than orange?

Raheel Anwar, Dr. Muhammad Ibrahim

196

32.

Effect of curing and seal packaging on peel and pulp weight loss percentage of scuffing damaged and undamaged citrus fruit

Dr. M. Akram Tariq, A. K. Thompson, Ali Asghar Asi and N. Anwar Virk

200

33.

Export of Kinnow fruit and quality assurance system

Ehsan Elahi Bajwa, Dr. M. Mushtaq Ahmad, Abdus Salam, Abdul Ghafoor

205

34.

Problems and prospects of fresh Kinnow/juice processing in Pakistan

Dr. Ehsan Elahi Bajwa, Muhammad Mushtaq Ahmad, Abdus Salam, Naeem Zafar Perwaz

211

35.

Prospects of mechanical harvesting and abscission in citrus

Khurram Ziaf, Muhammad Nafees and Basharat Ali Saleem

216

36.

Effect of wax emulsion on storage behaviour of Kinnow under ambient conditions

H. S. Rattanpal, H. S. Dhaliwal and J. S. Randhawa

222

37.

Post Harvest handling of fresh citrus: An overview

Aman Ullah Malik, Zora Singh, Basharat Ali Saleem and M. N. Khan

223

RECOMMENDATIONS

231