Table 6. Mineral Requirements Relative To Nitrogen

P2O5 / NK2O / NS / N
GrainsBarley0.401.000.13
Corn0.340.780.10
Oats0.341.030.14
Rye0.440.710.21
Sorghum0.340.970.10
Wheat0.370.710.13
Non-Legume HayBermuda grass0.320.970.16
Kentucky bluegrass0.381.310.15
Millet0.331.29
Orchard grass0.331.270.18
Timothy0.321.090.09
FruitsApples0.271.170.07
Grapes0.501.67
Oranges0.331.500.08
Peaches0.361.200.05
Average0.371.390.07
VegetablesAsparagus0.270.55
Beets 1.00
Broccoli0.300.80
Brussels sprouts0.251.17
Cabbage0.701.70
Carrots0.271.67
Canteloupe0.341.57
Cauliflower0.430.86
Celery0.662.43
Collards0.231.25
Cucumbers0.301.43
Kale0.380.88
Lettuce0.321.60
Okra0.402.60
Onions0.361.14
Parsley0.081.00
Parsnips0.511.22
Peppers2.251.58
Potatoes, white0.261.500.09
Potatoes, sweet0.321.630.13
Pumpkins0.281.17
Rutabagas0.933.28
Squash0.191.38
Tomatoes0.341.880.19
Turnips0.230.92
Average0.431.420.13

© 2013 Robert Parnes

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