THE BEHAVIOUR OF 5, 6-BENZ04 (p-BROMO) BENZOYL-3, 4-DIHYDROCOUMARI TOWARDS NITROGEN NUCLEOPHILES

M.A.EL-Hashash, A.A.Afify, M. EL-Kady, and R, M. Saleh

SOME REACTIONS OF 2-(-CHLOROPHENYL)-4H-l,3-BENZOXAZIN-4-ONE AND 2-(p-CHLOROPHENYL)-4H-l, 3-BENZOTHIAZIN-4-THIONE COMPARED WITH THAT OF 4H-3,l-BENZOXAZIN-4-ONE AND 4H-3,l-BENZOTHIAZIN-4-THIONE

M.A' EI Hashash, M.M. Mohamed, A.M. EI-Gendy and R.M. Saleh

ENVIRONMENTAL PROBLEMS OF PAKISTAN Part I Composition of Solid Wastes of Karachi

M. Arshad All Beg, S. Naeem Mahmood, and Sitwat Naeem

MONOLAYER COMPUTED VALUES FOR THE ADSORPTION OF ORGANIC VAPOURS ON CHARCOAL USING JOYNER AND BET EQUAnONS

M. Afzal, J. Ahmed and P.K. Butt,

INVESTIGATIONS OF GOLD SURFACE-STATE ENERGY LEVELS WHEN PRESENT AT A SILICON-SILICON DIOXIDE INTERFACE

G.R. Moghal

SYNTHESIS AND SOME REACTIONS OF PHENYLENE.l, 4DI (l.PEHNYL·l.PROPENONE)

Elsayed H. Eltamany*, Mohamed Orabi, Elsayed I. Ismail and Fakher A. Elshahed

CODLING MOTH: COMPARISON OF DISPERSAL ABILITY OF LABORATORY REARED AND NATIVE MALES*

Sana U.K. Khattak **, L.D. White, J .F. Howell and R.B. Hutt,

HETEROSIS, GENE ACTION AND COMBINING ABILITY STUDY OF YIELD AND SOME OF THE YIELD COMPONENTS OF A FOUR-PARENT DIALLEL CROSS IN RICE

Akbar Ali Cheema and M.A. Awan

SOLID SUBSTRATE FERMENTATION FOR PECTINASES BY ASPERGILLUS FOETIDUS

M.A. Qadeer, and J. Iqbal

NEW SYNTHETIC UREIDES: EFFECTIVE MOSQUITO LARVICIDES·

Mobeen A. Khan, Shams Mohiuddin and Saleem A. Qureshi

THE OCCURRENCE OF THE DIATOM PSEUDOHIMANTHIDIUM PACIFICUM EPIZOOIC ON A COPEPODFOUND IN THE COASTAL WATERS OF KARACHI*

Mohammad Moazzam

DETECTION OF MASTITIS ORGANISMS IN UDDER SECRETIONS AND THEIR BEHAVIOUR TOWARDS VARIOUS ANTIBIOTICS

M.M. Rahman and M.A. Rahman

MOTHER INFANT RELATIONSHIP IN FREE RANGING RHESUS MONKEY (MACACA MULATTA)

S.S. Sahibzada, Q. A Iqbal * and Abdul Rab

THE EFFECT OF DIFFERENT NPK FERTILIZERS ON THE GROWTH AND YIELD OF RICE VARIETY IRRI-6

Muhammad Ayub and Muhammad Siddique Sharar

LOW BIRTH WEIGHT: CRITICAL REVIEW OF A NEW DEFINITION

Naghma -e- Rehan

UTILIZATION OF MAZRI LEAVES FOR FIBRE PRODUCTION*

M. Arshad Ali Beg and Tanzil H. Usmani

DEVELOPMENT OF HIGH TEMPERATURE GRAPHITE CRUCIBLES

M. Latif, M. Yusaf, M.A. Baig and F.A. Faruqi