Effect of manure of ducks fed with banana stem (Musa sapientum L) silaged on yield and chemical composition of water spinach (Ipomoea aquatica)

One experiment was conducted with 3 treatments and 5 repetitions in a completely randomized design. The treatments including TM1: NPK fertilizers; TM2: manure of ducks fed with silaged banana stem (BM); TM3: manure fed with banana stem, molasses and wort (BM-W). The objective was to evaluate the yield of water spinach when applying duck manure fed with banana stem, molasses and wort in replacing the use of NPK fertilizers.