ECOLOGICAL STUDIES ON PARLATORIA ZIZIPHI (LUCAS) INFESTING NAVEL ORANGE TREES IN MENOUFIA GOVERNORATE, EGYPT

Seasonal Occurrence of Parlatoria ziziphi (Lucas) and Its Parasitoid in Relation with some Climatic Factors and Chemical Components on Navel Orange Trees التواجد الموسمى لحشرة parlatoria ziziphi (Lucas) وطفيلها الحشرة فى علاقه مع بعض العوامل المناخية والمکونات الکيمائية على أشجار البرتقال أبو سرة

DETERMINATION OF ECONOMIC THRESHOLD LEVEL FOR CHILO AGAMEMNON BLES. INFESTATION IN RICE PLANTS, BASED ON SIMULATED DEAD HEARTS

IMPLEMENTATION OF THRESHOLD OF DEVELOPMENT AND DAY DEGREE UNITS WHEN INTEGRATED PEST PROGRAMMES OF CITRUS LEAF MINER, PHYLLOCNISTIS CITRELLA STAIN ARE CONSIDERED

EFFECT OF SOME CHEMICAL CONSTITUENTS OF CERTAIN CITRUS TREE HOSTS ON THE POPULATION DENSITY OF Aonidiella aurantii (Maskell) AND Chrysomphalus aonidum (L.) AND THEIR POPULATION FLUCTUATIONS

EFFECT OF CYCOCYL AND CULTAR ON INFESTATION OF CITRUS LEAFMINERS AND CERTAN CHEMICAL CONSTITUENTS OF NAVEL ORANGE LEAVES

INVESTIGATIONS ON ECONOMIC INJURY LEVEL AND RELATIONSHIP BETWEEN TRAP CATCH AND CROP LOSS IN MANDARIN ORCHARDS BY INFESTATION OF THE MEDITERRANEAN FRUIT- FLY Ceratitis capitata (

POPULATION FLUCTUATION OF CITRUS LEAFMINER, PHYLLOCNISTIS CITRELLA STAINTON (LEPIDOPTERA: GRACILLARIIDAE) IN THREE CITRUS VARIETIES

Assessment of Economic Threshold and Economic Injury Levels of Thrips tabaci on Onion Plants

MONITORING CHLOROPHORUS VARIUS MULL IN MANGO ORCHARDS IN EGYPT