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RESULTS FOR NIGHT CLASS Spring 2000. CORN
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Plant Appearance at Harvest
------------------------Nitrogen Added, g/100g of
organic
material------------------------------------- Organic material -----------0----------- ----------0.5---------- -----------1----------- ------------2---------- None 3 0 0 -2 toxicity Paper (0.01%N) 3 3 1 0 Dead leaves (0.3%N) 3 2 0 0 Peat moss (0.5%N) 3 0 0 -3 toxicity Sawdust (0.1%N) 3 2 0 -1 toxicity Compost (1% N) 2 0 0 -2 toxicity Cow manure (1% N) 0 0 0 -3 toxicity Alfalfa (2.5% N) 0 0 0 0
Plant Heights at Harvest, cm--corn ------------------------Nitrogen Added, g/100g of
organic
material------------------------------------- Organic material -----------0----------- ----------0.5---------- -----------1----------- ------------2---------- None 57 56 39 24 Paper (0.01%N) 25 28 44 52 Sawdust (0.1%N) 38 43 49 44 Dead leaves (0.3%N) 34 41 50 55 Peat moss (0.5%N) 55 57 58 19 Compost (1% N) 68 65 60 30 Cow manure (1% N) 57 58 58 17 Alfalfa (2.5% N) 45 38 49 49
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Plant Weights at Harvest, g/plant --corn ------------------------Nitrogen Added, g/100g of
organic
material------------------------------------- Organic material -----------0----------- ----------0.5---------- -----------1----------- ------------2---------- None 84 120 49 20 Paper (0.01%N) 15 19 32 76 Sawdust (0.1%N) 19 57 80 40 Dead leaves (0.03%N) 10 27 83 83 Peat moss (0.5%N) 75 125 125 15 Compost (1% N) 115 138 110 25 Cow manure (1% N) 115 115 80 4 Alfalfa (2.5% N) 52 30 55 64
RESULTS FOR NIGHT CLASS FALL 1999. Tomato
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Plant Appearance at Harvest
------------------------Nitrogen Added, g/100g of
organic
material------------------------------------- Organic material -----------0----------- ----------0.5---------- -----------1----------- ------------2---------- None 1 0 -2 toxicity dead Paper (0.01%N) 3 3 2 2 Dead leaves (0.3%N) 3 3 1 1 Peat moss (0.5%N) 1 0 0 0 Compost (1% N) 0 0 0 -1 toxicity Cow manure (1% N) 0 0 0 -3 toxicity Alfalfa (2.5% N) 0 0 0 0
Plant Heights at Harvest, cm ------------------------Nitrogen Added, g/100g of
organic
material------------------------------------- Organic material -----------0----------- ----------0.5---------- -----------1----------- ------------2---------- None 27 32 19 0 Paper (0.01%N) 22 17 25 27 Dead leaves (0.3%N) 9 13 27 25 Peat moss (0.5%N) 28 36 39 29 Compost (1% N) 34 48 45 50 Cow manure (1% N) 36 30 21 10 Alfalfa (2.5% N) 28 30 24 22
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Plant Weights at Harvest, g/plant ------------------------Nitrogen Added, g/100g of
organic
material------------------------------------- Organic material -----------0----------- ----------0.5---------- -----------1----------- ------------2---------- None 38 46 10 0 Paper (0.01%N) 6 5 10 14 Dead leaves (0.3%N) 2 3 30 19 Peat moss (0.5%N) 38 65 57 53 Compost (1% N) 67 79 44 19 Cow manure (1% N) 61 26 6 1 Alfalfa (2.5% N) 37 29 17 10
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