مقالة · مجلة · 1987

Calcium deficiency identified as an important factor limiting maize growth in acid ultisols of eastern Nigeria

B. O. Njoku, W. O. Enwezor, B. I. Onyenakwe

Nutrient Cycling in Agroecosystems

• وصول مغلق

انتقل إلى الناشر10.1007/bf01066604