Growing avocado
Background Avocado (scientific name: Persea americana), It belongs to the family Lauraceae and originated from tropical America, particularly Mexico and Central America.... Read More
Using gypsum as a soil amendment
What is gypsum? Gypsum is a naturally occurring di-hydrated calcium sulfate mineral, chemically represented as CaSO4.2H2O. This mineral dissolves in water and... Read More
Nitrogen fixation by legumes
Legume crops provide an important source of protein, carbohydrates and oils for humans and animals. One of their unique features is their... Read More
Aluminum toxicity in plants
Aluminum is a metallic element with a valency of +3. It is the third most abundant element in earth’s crust. Despite the... Read More
Slow and controlled-release fertilizers
Slow-release (SRF) and controlled-release fertilizers (CRF) are compounds designed to supply the crop with nutrients, in a rate that meets its nutrient... Read More
Understanding the units on the soil test report
Soil labs may report soil test results in different units. Often, growers may find this confusing, as their interpretation criteria they have... Read More
How to raise soil pH
Soil acidity is a major cause of reduced yields. Toxicity of micronutrients such as manganese, iron and aluminum may occur, while nutrients... Read More
Iron in plants
Iron is required for the biosynthesis of the chlorophyll molecule and functions as an electron carrier in the respiration and photosynthesis reactions.... Read More
Foliar feeding
Foliar fertilization, also referred to as foliar feeding, is the application of plant nutrients directly to the foliage of the plant by... Read More
Soil pH and acidity
The degree of soil acidity or alkalinity is expressed in pH units. Soil pH affects many processes in soils, including nutrient availability,... Read More