THE EFFECT OF ORGANIC COMPOSES OF AZOLLA AND NITROGEN FERTILIZER TOWARDS GROWTH, PRODUCTION AND QUALITY SPINACH (Amaranthus sp.)

Suratno Suratno, Muqwin Asyim

Abstrak


As ingredients for the food industry, the quality standard for spinach is a top priority that must be considered both outside This research was carried out at the Greenhouse of the Plant Laboratory, Jember State Polytechnic using Factorial Complete Random Block Design. The first factor was azolla compost, i.e. A0 = without azolla compost, A1 = compost azolla dose 2.5 ton / ha, A2 = compost azolla dose 5 ton / ha; The second factor is the dose of urea fertilizer, i.e. U1 = Urea dose of 50 kg / ha, U2 = Urea dose of 100 kg / ha, U3 = Urea dose of 150 kg / ha, U4 = Urea dose of 200 kg / ha, so there are twelve treatment combinations and repeated three times. Variables from observations, i.e. 1


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