Number of plants per acre at various spacings.Number of bedding/groundcover plants required at various spacing for landscape planting.Estimated number of plants to fill 100 ft2 bed area for square (row) and triangular (equilateral) planting patterns using 4 to 14 inch spacing distances.Coverage estimates for perlite, peat, topsoil and straw.Number of nursery containers that can be filled from 1 yd 3 of soil mix.Number of pots per bushel and per cubic yard of soil mix.Cornell Peat-lite Mix A for seedlings, bedding plants and potted plants.Pre-plant fertilizer sources and rates of application.Dilution/conversion chart for various chemical growth regulators.Approximate amount of materials required to change pH of potting mixes.Materials, rates necessary to lower the pH level of greenhouse potting substrate 0.5 to 1.0 units.Rates in lb/yd 3 (kg/m 3) for incorporation of three of the most popular formulations of Nutricote into greenhouse root substrates.Osmocote® controlled-release fertilizers and their release periods.Miscellaneous conversions used in fertilizer calculations.Formulas for additional fertilizer calculations.Amounts of nutrient sources to combine in making various fertilizer formulas.Various acids to add to irrigation water for acidification.Conversion factors among electrical conductivity (EC) units.Parts per million of desired nutrient to ounces of fertilizer carrier in 100 gallons of water (or grams in 1 liter) and vice versa.Injector calibration with a conductivity meter.Injection ratios and nitrogen concentrations for constant fertilization.Element concentrations for pounds soluble fertilizer in 1000 gallons (U.S.) water.Fertilizer weight as measured by standard pot size.Fertilizer conversions for specified square feet and row areas.Equivalent quantities of liquid materials (emulsion concentrates, etc.) for various quantities of water based on pints per 100 gallons.

Equivalent quantities of dry materials (wettable powders) for various quantities of water based on recommended pounds per 100 gallons.Dilution of liquid pesticides at various concentrations.

Equivalents for liquid measure (volume).

.05 quart to cups