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nour-ahmed-42331866
Question added by nour ahmed, تكنولوجى اراضى, محطه البحوث الزراعيه بالاسماعيليه - 7 years ago

ماهى وظيفه الماده العضويه فى التربه وماهى الصفات الغرويه للدبال؟

Soil Sampling

Soil Science

Fertilizers

الزراعة العضوية

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