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# عنوان البحث سنة البحث
961 Variation in the base saturation percentage of soil as related to nutrient content of different plants. L. Cotton 1975
962 Variation in the base saturation percentage of soil as related to nutrient content of different plants. L. Cotton 1975
963 Variation in the base saturation percentage of soil as related to the nutrient content of different plants 1975
964 Variation in the base saturation percentage of soil as related to the nutrient content of different plants 1975
965 Variation in the base saturation percentage of soil as related to the nutrient content of different plants. 1975
966 Variation in the base saturation percentage of soil as related to the nutrient content of different plants. 1975
967 Variation in the base saturation percentage of soil as related to the nutrient content of different plants. LL. Corn 1975
968 Variation in the base saturation percentage of soil as related to the nutrient content of different plants. LL. Corn 1975
969 Variation in the base saturation percentage of soil as related to the nutrient content of different plants. LL. Corn 1975
970 A study on the extractable copper as related to soil texture and lime content in some jeffara soils 1974