أثر الشق الحامضى المشترك مع الصوديوم فى أملاحة على الكمية المتبادلة من الكالسيوم فى الأراضى

Potassium Forms of EL-Dakhla Oasis Soils, New Valley Governorate, Egypt

AVAILABLE AND EXCHANGEABLE K IN SOILS OF SHARKIA GOVERNORATE, EGYPT, AND THEIR RELATIONSHIPS WITH K POTENTIAL

The Lanthanide Tetrad Effects and its Correlation with Na2o, K2o, Alklis, and Zr/Hf Involving Granitoid Rocks of Wadi Kharm El Belawi Area, Northern Eastern Desert, Egypt

RELATION BETWEEN MINERALOGY, GEOCHEMISTRY AND DURABILITY OF SOME ALKALINE ROCKS, SOUTH EASTERN DESERT, EGYPT

تأثير تركيزات محلول الصودا الكاوية على بعض الصفات الفـيزيائية لتيلة اثنى عشر قطنا

Status of Potassium in Some Calcareous Soils of Egypt and Factors Affecting Its Forms

كيمياء الأراضى

Evaluation of Potassium Quantity-Intensity in some Soils of El-Dakhla Oasis, New Valley, Egypt

Soil Fertility and its Relationship to Soil Mineralogy of some Areas in Southwest Sinai, Egypt