COMBINING ABILITY FOR CERTAIN AGRONOMC AND FIBER PROPERTIES IN EGYPTIAN COTTON HETEROSIS AND INBREEDING DEPRESSION IN EGYPTIAN COTTON (G. barbadense, L.) ECOLOGICAL STUDIES FOR SOME DOMINANT WEEDS IN EGYPT. Egypt. J. Agric. Res., 86(4), 2008. WEED CONTROL FOR SOME DOMINANT PERENNIAL WEEDS IN EGYPT. Egypt. J.Agric., Res. 86(4), 2008. EFFECT OF SOWING METHODS AND SOME WEED CONTROL TREATMENTS ON YIELD AND YIELD COMPONENTS OF WHEAT Effect of Bio-organic Fertilization and Some Weed Control Treatments on Yield and Yield Components of Wheat Effect of Sowing Methods and Some ho-organic Fertilization Trcaimcnis on Yield and Yield Components of Wheat EFFECT OF IRRIGATION AND FERTILIZATION ON LENTIL I- GROWTH OP ASSOCIATED WEEDS EFFECT OP IRRIGATION AND PKRTILIZATION ON LENTIL II- YIELD AND YIELD CONPONENT EFFECT OP IRRIGATION AND PKRTILIZATION ON LENTIL II- YIELD AND YIELD CONPONENT EFFECT OF PLANTING METHODS, PLANT DENSITIES AND WEED CONTROL ON FARA BEAN AND ASSOCIATED WEEDS Il- GROWTh CHARACTERS OF YABA BEAN FFFECT OP PLANTING METHODS, PLANT DENSITIES AND WEED CONTROL ON FABA BEAN AND ASSOCIATED WEEDS I- EFFECT ON CONTROL OF WEEDS EFFECT OF POTASSIUM FERTILIZER UNDER TWO PLANTING DATES ON YIELD AND YIELD COMPONENTS OF CITA 80 COTTON CULTIVAR EFFECT OF SOYBEAN PLANTING METHODS ON THE EPFCIENCY OP HERBICIDES II- YIELD, YIELD, COMPONENTS AND CHMICAL CONTENTS EFFECT OF WEED COMPETITION AT DIFFERENT PERIODS THROUGHOUT THE GROWTH OF SOYBEAN ON GROWING AND YIELD EFFECT OF SOYBEAN PLANTING mETHODS ON THE EFFICIENCY OP hERBICIDS 1- GROWTH CHARACTERS AND ASSOCIATED WEEDS EFFECT OF SOWING METHODS AND SOME WEED CONTROL TREATMENTS ON YIELD AND YIELD COMPONENTS OF WHEAT Studies on Combining Ability and Heterosis in Maize (Zea mays, L)