Agrodatabase/21 - Crop Prontuary - Data/Lettuce

Lettuce Units Average Range Valuation
CLIMATE _____ _____ _____ _____
TEMPERATURE _____ _____ _____ _____
FROST plant _____ _____ SENSITIVE
AIR TEMPERATURE - Zero vegetation _____ 4-5 _____
GERMINATION-SEEDLINGS _____ 15-20 _____
TEMPERATURE - optimize GERMINATION 30,0 _____ _____
VEGETATIVE DEVELOPMENT _____ 15-20 _____
VEGETATIVE development-night 20,0 minima _____
HEIGHT M. (COOL IN THE TROPICS) optimize m _____ 500-800 _____
WATER _____ _____ _____ _____
RESISTANCE TO THE DROUGHT _____ _____ _____ NOT TOLERATED
BORON-WATER IRRIGATION mg/lt _____ 3,75-2,5 TOLERANT
SOIL _____ _____ _____ _____
PHYSICAL PROPERTIES SOIL _____ _____ _____ _____
FRANCS - light _____ _____ _____ PREFER
SOIL WATER _____ _____ _____ _____
DRAINED _____ _____ _____ DEMANDING
PHYSICAL AND CHEMICAL PROPERTIES _____ _____ _____ _____
PLANT tolerance to pH acid pH _____ 6-6,8 SENSITIVE
dS/m affects crop dS/m 1,3 _____ _____
SALINITY IN THE SOIL-TOLERANCE TO PLANT _____ _____ _____ MODERATELY
MATTER ORGANIC - HUMUS _____ _____ _____ VERY DEMANDING
NUTRITIONAL ELEMENTS _____ _____ _____ _____
NITROGEN-sheet-enough ppm 8.000,0 _____ _____
NITROGEN-sheet-deficient ppm 4.000,0 _____ _____
PHOSPHORUS-sheet-enough ppm 3.000,0 _____ _____
PHOSPHORUS-sheet-deficient ppm 2.000,0 _____ _____
potassium-leaf - enough % 3,0 _____ _____
POTASIO-hoja - deficient % 2,0 _____ _____
manganese-LACKS _____ _____ _____ SENSITIVE
COPPER-LACKS _____ _____ _____ SENSITIVE
molybdenum-LACKS _____ _____ _____ SENSITIVE
BORON-LACKS _____ _____ _____ MODERATELY
FERTILIZATION _____ _____ _____ _____
N-EXTRACTIONS-UF / Ha fu/ha 65,0 _____ _____
P-EXTRACTIONS-UF / Ha fu/ha 25,0 _____ _____
K-EXTRACTIONS-UF / Ha fu/ha 120,0 _____ _____
Ca-EXTRACTIONS-UF / Ha fu/ha 40,0 _____ _____
Mg-EXTRACTIONS-UF / Ha fu/ha 12,0 _____ _____
N-EXTRACTIONS-UF / Tons fu/tm 2,6 _____ _____
P-EXTRACTIONS-UF / Tons fu/tm 1,0 _____ _____
K-EXTRACTIONS-UF / Tons fu/tm 4,8 _____ _____
Ca-EXTRACTIONS-UF / Tons fu/tm 1,6 _____ _____
Mg-EXTRACTIONS-UF / Tons fu/tm 0,5 _____ _____
fertilizer N-high (Kg-UF/Ha) fu/ha 100,0 _____ _____
fertilizer N-medium (Kg-UF/Ha) fu/ha 130,0 _____ _____
fertilizer N-low (Kg-UF/Ha) fu/ha 160,0 _____ _____
fertilizer P-high (Kg-UF/Ha) fu/ha 30,0 _____ _____
fertilizer P-medium (Kg-UF/Ha) fu/ha 45,0 _____ _____
fertilizer P-low (Kg-UF/Ha) fu/ha 60,0 _____ _____
fertilizer K-high (Kg-UF/Ha) fu/ha 60,0 _____ _____
fertilizer K-medium (Kg-UF/Ha) fu/ha 90,0 _____ _____
fertilizer K-low (Kg-UF/Ha) fu/ha 120,0 _____ _____
Manure / has ton/ha 22,0 20-25 _____
fertilizer N-high (Kg-UF/Tons) fu/tm 4,0 _____ _____
fertilizer N-medium (Kg-UF/Tons) fu/tm 5,2 _____ _____
fertilizer N-low (Kg-UF/Tons) fu/tm 6,4 _____ _____
fertilizer P-high (Kg-UF/Tons) fu/tm 1,2 _____ _____
fertilizer P-medium (Kg-UF/Tons) fu/tm 1,8 _____ _____
fertilizer P-low (Kg-UF/Tons) fu/tm 2,4 _____ _____
fertilizer K-high (Kg-UF/Tons) fu/tm 2,4 _____ _____
fertilizer K-medium (Kg-UF/Tons) fu/tm 3,6 _____ _____
fertilizer K-low (Kg-UF/Tons) fu/tm 4,8 _____ _____
NITROGEN-preSOWING % _____ 1/2 _____
NITROGEN-DEVELOPMENT PLANT % _____ 1/2 _____
PHOSPHORUS-preSOWING % 100,0 _____ _____
POTASSIUM-preSOWING % 100,0 _____ _____
TECHNIQUES OF CULTIVATION _____ _____ _____ _____
SEEDING-PLANTING _____ _____ _____ _____
SEEDS-WEIGHT (Gr / 1000 SEEDS) gr 0,7 _____ _____
N °-SEEDS/GR. seeds/gr 800,0 _____ _____
SEED germination capacity years years 3,0 _____ _____
GERMINATION, TEMPERATURE OPTIMA days 8,0 _____ _____
SEED NURSERY, GR / HAS. CULTIVATED gr/ha 300,0 _____ _____
DEPTH, CM. cm 0,6 _____ _____
TRANSPLANTING, plant height cm. cm 8,0 _____ _____
TRANSPLANT, LENGTH NO. LEAVES _____ 5-6 _____
TABLE, WIDTH BETWEEN CENTRES m 0,9 0,8-1,0 _____
TABLE, N ° - ROWS 2,0 _____ _____
KG. SEED-TUBERS-bulbs/HA. kg/ha 2,5 2-3 _____
N °-PLANTS-TUBERS/HA. plants/ha 35.000,0 _____ _____
TRANSPLANT, DAYS FROM SOWING/PLANTING days _____ 30-40 _____
PLANTING distance lines m. m 0,5 _____ _____
PLANTING distance plants m. m 0,3 0,25-0,30 _____
HARVESTING WORK _____ _____ _____ _____
AVERAGE production tonnes / has. ton/ha 25,0 _____ _____
POSTHARVEST-MARKETING _____ _____ _____ _____
TEMPERATURE OF STORAGE 1,0 _____ _____
STORAGE HUMIDITY % % _____ 90-95 _____
COLD STORAGE TIME weeks 3,0 2-4 _____
COMPOSITION FOOD _____ _____ _____ _____
Water-Fresh product gr 96,0 _____ _____
Dry matter-Fresh produce gr 4,0 _____ _____
ENERGY-Fresh product kcal 13,0 _____ _____
POWER-dry matter kcal 325,0 _____ _____
Carbohydrates-Fresh produce gr 2,2 _____ _____
Carbohydrates-Dry matter % 55,8 _____ _____
SUGAR-Fresh product gr 0,9 _____ _____
SUGAR-Dry matter % 23,5 _____ _____
Dietary fiber-Fresh product gr 1,1 _____ _____
Dietary fiber-Dry matter % 27,5 _____ _____
FATS-Fresh product gr 0,2 _____ _____
FATS-Dry matter % 5,5 _____ _____
PROTEINS-Fresh product gr 1,4 _____ _____
PROTEINS-Dry matter % 33,8 _____ _____