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SYNTHESIS OF 2-PYRAZOLIN-S-ONES, 3-PYRAZOLlN-S-ONES AND 3, S-PYRAZOLIDINEDIONE DERIVATIVES

Mohamed Abbas Metwally and Fathy A. Amer

AN ANOMALOUS BEHAVIOUR OF foF2 AT KARACHI

Tariq Majeed *

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Mubarik Ahmed, Manzoor Ahmed, M.A. Baluch and Rukhsana Naheed

A SIMPLIFIED TECHNIQUE FOR MASS CULTURE OF UNICELLUL AR ALGAE

Phool Begum Zahid, Tajwar Sultana and Wajid Hussain

ECOLOGICAL NOTES ON A FEW HYMENOPTERA ASSOCIATED WITH LAC

S. Mahdihassan

RECOVERY OF METALLIC COPPER FROM LEACH SOLUTIONS. PART II

K. Hussain

RECYCLING OF CROP RESIDUE AND ANIMAL WASTE AS FEED STUFF

F.H. Shah, A.D. Khan and Imtiaz Ahmad

THE INFLUENCE OF WATER VAPOUR ON THE CONVERSION OF α- TO γ-Fe₂ O₃ *

W. Weisweiler AND Q.lqbal

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R.A. Shah, M. Amin and F.M. Zafar