DETERMINATION OF MAIZE YIELD RESPONSE TO NPK FERTILIZER TRIAL IN PERKERA IRRIGATION SCHEME. Wanjogu R.K., Owilla B. P. O., Machungo , C. National Irrigation Board. BACKGROUND. Maize is the leading staple cereal crop in Kenya and an important crop in Perkerra for food and income
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DETERMINATION OF MAIZE YIELD RESPONSE TO NPK FERTILIZER TRIAL IN PERKERA IRRIGATION SCHEME
Wanjogu R.K., OwillaB. P. O., Machungo, C.
National Irrigation Board
1)To determine the effects of NPK fertilizers on maize yields in PIS
2)To establish the levels of N, P, and K fertilizers for optimal maize crop yield in PIS
i.Soil physical and chemical analysis before and after trial
ii.% Germination at 14 DAS
iv.Plant count at 14 DAS, 28 DAS & 56 DAS
vi.50% flowering dates (silking and tasselling)
vii.Pest and disease incidences
ix.Grain yields at 12.5% MC
Mean Stand counts for the different treatments was 37.0741±0.65162 LSD=1.33942,
Maximum SAT was attained in N1P1K0 though not significantly different (p=0.43046)
The least SAT was noted at N2P2K2 treatments combination