Yield response of two sweet potato cultivars to different levels of nitrogen-potassium fertilizer under different management practices

Yield response of two sweet potato cultivars to different levels of nitrogen-potassium fertilizer under different management practices

التفاصيل البيبلوغرافية
المؤلف الرئيسي: Orongan, Joaquin C. 1954-
التنسيق: كتاب
اللغة:English
الموضوعات:
Sweet potatoes > Fertilizers and manures. > Philippines.
Nitrogen fertilizers.