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Figure 1 | SpringerPlus

Figure 1

From: Improving Water Use Efficiency of Lettuce (Lactuca sativa L.) Using Phosphorous Fertilizers

Figure 1

Experimental design layout of the greenhouse pot experiment using a split plot arrangement in a completely randomized design (CRD); the main plot treatments consist of 4 P fertilizers types (Single super phosphate (SSP), Di ammonium phosphate (DAP), Mono ammonium phosphate (MAP) and a local Phosphate rock (PR)); the subplot treatments consist of 5 P rates (R1 = 0, R2 = 125, R3 = 250, R4 = 375, and R5 = 500 kg P 2 O 5 /ha) with 5 replicates.

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