STUDIES ON POWDERY MILDEW DISEASES IN THE QASSIM AREA, S. M. Khairi

A LIST OF INSECT PESTS OF VEGETABLE CROPS IN ALHASSA OASIS, EASTERN PROVIENCE, SAUDI ARABIA , S. M. Hammad*, S.M. Hafez*, A. A. Wahdan*** and S. A. Shaheen" "

TEMPERATURE AND pH EFFECTS ON FRUCTIFICATION OF COPROPHILOUS FUNGI ON CAMEL DUNG, H. A. Bokhary and S. Parvez

AGRONOMIC EVALUATION OF SOME INTRODUCED FORAGE LEGUME CROPS GROWN IN AL-HASSA, EASTERN PROVINCE, SAUDI ARABIA , H. O. Burhan, Yahia M. Makki, O. A. EI-Tahir and M. S. Hemeidan

RESPONSES OF WHEAT (TRITICUM AESTIVUM L.) TO APPLIED PHOSPHORUS AT ALHASSA REGION , Osman A. AI-Tahir and Yahia M. Makki

COMPARATIVE STUDY OF SALT STRESSED AND NONSTRESSED SUNFLOWER (HELIANTHUS ANNUUS L.) STRAINS , Osman A. AI-Tahir, Abdul Qadir H. Khattab and Yahla M. Makki

INTRODUCTION OF SOYBEAN TO AGRICULTURE IN QASSIM.  INTERACTION OF SOIL TEXTURE AND SALINITY WITH GROWTH AND NODULATION OF PLANTS GROWN IN VARIOUS SOILS , Y. AI-Saheal, N. A. Hegazi and H. Saleh

INTRODUCTION OF SOYBEAN TO AGRICULTURE IN QASSIM. II. RESPONSE TO INOCULATION WITH RHIZOBIUM AND TO NPKFERTILIZATION UNDER FIELD CONDITIONS , Y. AI-Saheal, N. A. Hegazi, H. Saleh and A.I. Fathi

MICRONUTRIENT DISTRIBUTION IN ROOTS AND TOPS OF WHEAT AT DIFFERENT GROWTH STAGES , Ali A. AI-Jaloud, J. Devi Prasad and Isam I. Bashour

EFFECT OF SOME PLANT GROWTH SUBSTANCES ON ION AND TOTAL CARBOHYDRATES CONTENT OF DEVELOPING DATE FRUITS , M.H. AI-Whaibi and I. E. AIAckhal

CRUDE PROTEIN AND GROSS ENERGY VALUES OF WHEAT AS AFFECTED BY NITROGEN AND PHOSPHORUS SOILS TREATMENTS , S. W. Hinners, Z. Rawajfih and M. Sarran

EFFICACY OF FLOWER VlBRAnON OF FRUITSET AND YIELD OF EGGPLANT ( SOLANUM MELONGENA L. CULnVAR BLACK BELL) , G. M. EI-Hassan and A. A. Gasim

EFFECTS OF SALT STRESS ON GROWTH, TRANSPIRATION AND WATER USE EFFICIENCY OF THREE EXOTIC SPECIES OF ATRJPLEX , S. Z. Hyder, U. G. Bokhari, Faisal Yaeesh and Mahmud Noori

MlSTRY LIPIDS OF ACHILLIA FRANGRANTISSIMA FORSSK. , A. G. Mekkawi, J. S. Mossa and A. A. AI-Badr

AROMATIC PLANTS OF SAUDI ARABIA. PART 7: ESSENTIAL OIL OF PLECTRANTHUS TENUIFLORUS (VA TKE) AGNEW , M. A. AI-Yahya, M. S. Hifnawy, J. S. Mossa, I. A. AI-Meshal and A. G. Mekkawi

PHYTOCHEMICAL AND BIOLOGICAL SCREENING OF PERGULARIA TOMENTOSA , L. Mansour S. AI-Said and Mohamed S. Hifnawy

AROMATIC PLANTS OF SAUDI ARABIA. PART 10: ESSENTIAL OIL OF HORWOODIA DICKSONIAE TURRIL. , A. AI-MeshaI, A. G. Mekkawi, M. S. Hifnawy, J. S. Mossa and M. A. Al-Yahya,

AROMATIC PLANTS OF SAUDI ARABIA. PART 11: ESSENTIAL OIL OF CLEOME CHRYSANTHA, DECNE., A. G. Mekkawi, M. S. AI-Said, J. S. Mossa, I. A. AI-Meshai, M. S. Hifnawy and M. A. Al-Yahya

PLANT PROTECTION STUDIES ON THE PHYTOTOXICITY OF CERTAIN HERBICIDES ON SOME FIELD CROP AND WEED SEEDLINGS , Sherif A. Abou-Donia and Ahmed I. Askar

PLAlYTANAT MORPHOLOGY AND TYPES OF TRICHOMES IN SOME SPECIES OF LAMIACEAE , Abdullah R. Doaigey, Hesham A. Gawad and Abdelsalam M. Meligy

GENUS AVENA (GRAMINEAE) IN SAUDI ARABIA , Shaukat A. Chaudhary

GENUS COELACHYRUM (GRAMINEAE) IN SAUDI ARABIA , Shaukat A. Chaudhary

THE PREVALENCE AND PATHOLOGY OF HAEMONCHUS LONGISTIPES INFECTION IN SAUDI ARABIAN CAMELS (CAMELUS DROMEDARlUS) , Hussein S. Hussein and Mansour F. Hussein

A PRELIIYIINARY STUDY ON THE UTERO-OVARIAN VASCULA RELATIONSHIP AND ITS LIKELY IMPORTANCE IN THE CONTROL OF OESTROUS CYCLE IN THE DROMEDARY CAMEL, S.A.E. Abdel Rahim

SOME EPIZOOTIOLOGICAL ASPECTS OF FOOT AND MOUTH DISEASE IN SAUDI ARABIA , S. AI-Mezaini, Y. Sinoussi, S. H. Chang, A. Hawari and S.M. Hafez

THE OCCURRENCE OF AVIAN INFECTIOUS BRONCHITIS VIRUS IN SAUDI ARABIA , M. A. Shalaby, M. A. EI Sisi, A. O. Bokhari, M. A. AI-Hawary and H. AI-Haweet

ABDOMINAL HERNIA IN SHEEP AND GOATS , H. M. Gohar, R.O. Ramadan and M. Moghal

TESTING OF RINDERPEST CELL CULTURE VACCINES IMPORTED FOR USE IN SAUDI ARABIA , S.M. Hafez, N. E. Fadle, S. A. Abdel-Rahim and A. AI-Sukayran

FACTORS CONTRIBUTING TO THE OCCURRENCE OF RINDERPEST IN SAUDI DAIRY FARMS , S. M. Hafez*, A. A. Abou-Zeid**, F. S. Osman***, N. E. Fadle* and S. A. Abdul-Rahim"

OVINE PULMONARY ADENOMATOSIS (JAAGZIEKTE) IN SAUDI ARABIA, A CASE REPORT , M.  F. Hussein

ANIMAL PHYSlOLOGY STUDIES ON COMPARATIVE GROWTH OF SAROTHERODON NILOTlCUS AND SAROTHERODON AUREUS IN OUTDOOR CONCRETE TANKS USING DRAINAGE WATER , Abdul Qayyum Siddiqui and Ahmed El-Badawy Adam

FOOD SCIENCE STUDIES ON THE MICROFLORA OF CANNED MEATPRODUCTSINJEDDAH MARKETS , K. A. Tawfeek, A.M. Abdel-Hafez and A. A. Feda

EFFECTS OF THE HERBICIDE GESPAX ON MITOSIS, MITOTIC CHROMOSOMES AND NUCLEIC ACIDS IN VIClA FABA L. ROOT MERlSTEMS , A. Badr, *M. A. Hamoud and S. A. Haroun

MEIOTIC INSTABILITY IN SOME BREAD WHEAT CUITIVARS , Y. A.. A.I-Saheal and A. A. Larik

SPERMIOGENESIS IN DINEUTES AEREUS (KLUG), GRINIDAE; COLEOPTERA. 3NUCLEAR CONDENSATION , A. S. N. EI-hawawi

CYTOLOGICAL ALTERATIONS INDUCED BY FUSILADE AND HERBSTOP IN VICIA FABA , L. S. A. Shahin and N. H. EIzahrany