EFFECT OF PLASTIC COVERING METHOD ON THE INFECTION OF SOME CULTIVAR OF TOMATO ( Lycopersicon esculentum Mill ) TO EARLY BLIGHT DISEASE CAUSED BY Alternaria solani AT DESERT AREA OF BASRAH CITY
Maǧallaẗ al-baṣraẗ al-ʻulūm al-zirāʻiyyaẗ