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

书目详细资料
主要作者: Orongan, Joaquin C. 1954-
格式: 图书
语言:English
主题:
Sweet potatoes > Fertilizers and manures. > Philippines.
Nitrogen fertilizers.