Search Results       Your search for [subject]Fertilizers -- Effect on farm crops returned 1 record.           Manuring and inorganic fertilization on bush sitao (Vigna sesquipedalis Fruw.), okra (Hibiscus esculentus L.) and sweet potato (Ipomoea batatas (L) Poir.). by Dongallo, Romeo Joromat; Los Ba?os, Laguna: University of the Philippines, 1979. Subject: Horticulture; Sitao, Bush (Vigna sesquipedalis) -- Fertilization; Okra (Hibiscus esculentus L.) -- Growth & yield; Potato, Sweet (Ipomoea batatas L.) -- Growth & yield; Fertilizers -- Effect on farm crops.          Add to Book Cart Relevance: 24.51%