Skip to content
  • General
  • Systems
    • Greenhouses
      • Ventilation
      • Cooling
    • Open systems
    • Closed systems
  • Nutrients
    • Fertilizers
    • Macro nutrients
    • Micro nutrients
    • pH
    • Salt content
  • Crops
    • Seedlings
    • Tomatoes
    • Sweet peppers
    • Cucumbers
    • Green beans
    • Lettuce
    • Spinach
  • Crop protection
    • Diseases
    • Pests
    • Physiological disorders
  • Article list
  • About
    • Privacy Policy
    • Terms of use
Article listAntonius Lecuona2017-03-02T11:07:03+02:00
  • multi-span greenhouse structure
  • Lettuce deficiency and toxicity symptoms of macro and micro elements
  • Cotton aphid – Aphis gossypii
  • Greenhouse white fly
  • Pythium and Phytophthora root rot in closed hydroponic systems
  • Understanding tomato taste and flavour
  • The relationship between temperature and growth in greenhouses.
  • Spread of viruses in greenhouses
  • The relationship between acid and sugar content in the taste of fruit.
  • Source of viruses in a greenhouse
  • Nutrient content of water soluble hydroponic fertilizers
  • The basic principles of a good spray program
  • Angular leaf spot
  • The effect of low intensity radiation on flowering
  • The effect of high intensity radiation on plant growth in greenhouses.
  • The effect of radiation on growth and yield
  • Basic pest and disease resistance management strategies in greenhouses
  • Understanding the greenhouse environment
  • Trellising cucumbers in greenhouses
  • How do I start a hydroponic farm
  • Understanding nitrogen dynamics during cucumber growth season
  • Optimizing income of your farm using Fibonacci
  • Fertigation of cucumbers – the basics
  • The feasibility of hydroponics as empowerment concept – and why you will fail too.
  • Solution heating of a tomato crop has limited effect on early yields
  • How to grow spinach hydroponically
  • When to harvest tomato fruit
  • Nutrient interactions: Calcium and Boron ratio
  • Seedling transplant tolerances and germination characteristics
  • Manganese levels in nutrient solution do not influence tomato growth
  • Heating nutrient solution increases growth rate of tomatoes
  • How to predict when lettuce are ready for harvest
  • Nutrient uptake of cucumbers depends on light intensity and air temperature
  • How important is the ammonium/nitrate ratio
  • Tipburn in lettuce
  • How to get good iceberg lettuce head development
  • NFT is ideal for hydroponic lettuce production
  • Onion thrips
  • What is nutrient conditioning?
  • The effect of light and temperature in plant growth (Advanced reading)
  • Increase container size for higher yields early in the season
  • Why do Green Pepper grow so slowly
  • Are organically grown vegetables better – The real truth behind it all
  • What is the nutritional value of vegetables
  • Quality of vegetable crops
  • Tomato russet mite
  • Plusia looper
  • American Bollworm
  • Common physiological disorders in cucumbers
  • Pruning cucumbers in greenhouses
  • Sweet potato whitefly
  • Red spider mite
  • Green bean fertigation – a delicate matter
  • Leaf hopper
  • Leaf miner
  • Downy mildew on lettuce
  • Sclerotinia or watery soft rot
  • Grey mould
  • Whiteflies in greenhouses
  • Septoria leaf spot a destructive tomato disease
  • Cutworm
  • Anthracnose can cause serious losses in tomatoes and lettuce
  • Bacterial spot causes injury to seedlings and adult plants
  • Fusarium wilt
  • Verticillium wilt – Verticillium alboatrum – found on all vegetable crops
  • Damping-off affects almost all seedlings
  • Bacterial wilt
  • Bacterial canker (Clavibacter michiganensis) the most destructive disease
  • Powdery mildew
  • Early blight (Alternaria solani) common fungus on tomatoes
  • Late blight – Phytophthora infestans
  • Botrytis rot or grey mould fungus – symptoms and control
  • Bacterial speck
  • Cucumber pest and disease control
  • The basics of growing cucumbers in hydroponic greenhouses
  • Trellising green beans in hydroponic bag culture greenhouses
  • Growth cracks in greenhouse vegetable fruit
  • Cat-face tomato fruit – genetic physiological disorder
  • Hollow fruit disorder in hydroponic greenhouse systems
  • Tomato fertigation in hydroponic greenhouses
  • Pruning tomatoes – a simple neglected task
  • Trellising tomato plants in a greenhouse
  • Zippering – Physiological disorder of tomato and pepper fruit
  • Tomato types available for the commercial grower
  • Blossom drop – A sure sign of stress in hydroponic greenhouses
  • Blossom-end-rot – most common physiological disorder in vegetable fruit
  • Sunscald or sun burn on vegetable fruit – sun damage that can be prevented
  • Thin spindly sick pale plants – it’s causes and solutions
  • Small fruit in crops grown in greenhouses is a sign of stress
  • Common pest and disease control for peppers
  • Fertigation of hydroponic peppers
  • Ideal temperature and humidity regime for greenhouse crops
  • Trellising hydroponically grown peppers – secret to growth optimization
  • Pruning peppers for optimum yields in hydroponics
  • Planting density of various vegetable crops in hydroponic systems
  • Scientific classification of commercial vegetable crops
  • Transplanting seedlings into growth medium – common mistakes
  • Pesticides and fungicides formulations – what every seedling grower should know
  • Seed treatment – 8 steps towards healthy seedlings
  • 9 Tips on good seedling disease management
  • Seedling irrigation and fertilization
  • Hardening off seedlings is the secret that commercial growers use for better transplants
  • 9 Simple steps to fill a seedling tray
  • Seedling growth medium – a commercial hydroponic perspective
  • Protect your seedlings from extreme temperatures
  • Basic layout of a seedling nursery irrigation system
  • The basics of producing good seedlings
  • How to design a hydroponic stock solution system
  • What is a chelate
  • 11 Tips on how to work safely with chemicals
  • Is your closed hydroponic farm correctly designed for stock solutions
  • Here is a quick way to make nutrient stock solutions for hydroponic systems
  • Fertilizer solubility is the key to the best nutrient stock solutions
  • Formulating a hydroponic nutrient solution – Part II: Micro nutrients
  • How to adjust for fertilizer impurities in hydroponic nutrient formulations
  • How to adjust for specific gravity of liquid fertilizer
  • Formulating a hydroponic nutrient solution – Part I: Macro Nutrients
  • Why is stock solutions such a popular method in open hydroponic systems
  • How to formulate a nutrient solution with complex fertilizers
  • What everybody ought to know about milli equivalent (me) and parts per million (ppm)
  • How to calculate nutrient content with atomic weight and molecular weight
  • A list of 43 important hydroponic fertilizers
  • Here is a quick way to identify macro-nutrient deficiency and toxicity symptoms
  • Hydroponic fertilizers explained
  • Water pH Explained
  • Salt content of water for hydroponic use
  • Greenhouse heating – 5 facts you should look at
  • Micro-elements – It’s role in plant growth
  • Sulphur (S) – It’s role in plant growth
  • Magnesium (Mg) – It’s role in plant growth
  • Calcium (Ca) – It’s role in plant growth
  • Potassium (K) – It’s role in plant growth
  • Phosphorus (P) – It’s role in plant growth
  • Nitrogen – It’s role in plant growth
  • How to adjust the pH in hydroponic nutrient solutions
  • pH in hydroponic nutrient solutions and its effect on nutrient uptake
  • Calculating pad and fan requirements
  • Mechanical filtration of nutrient solution in NFT hydroponic systems
  • Flow rate in gravel NFT hydroponic systems – crucial for optimal system performance
  • Serious diseases found in NFT hydroponic systems
  • How to monitor and control pH in closed hydroponic systems
  • Differential nutrient removal from hydroponic nutrient solutions
  • Refilling nutrient solutions and refilling frequency
  • Lime – a cheap way to reduce greenhouse temperatures
  • Insect screens in greenhouses – effective biological control
  • Thermal screens greenhouse cooling – are they effective
  • Evaporative pads – maintenance in commercial hydroponics
  • Cooling a greenhouse with evaporative pad-and-fan
  • Cooling a greenhouse with fogging nozzles
  • Natural ventilation in humid regions.
  • Natural ventilation of single span tunnels in arid regions.
  • What is natural ventilation
  • What is the difference between LDPE and HDPE Irrigation pipes
  • Which hydroponic irrigation pumps should be used
  • Cheap inline sediment filter that works
  • Simple method to keep hydroponic NFT nutrient tanks clean
  • What is the optimum gravel depth for hydroponic channels
  • How to lay out a dripper irrigation system
  • Calculating the correct flow rate for open hydroponic systems
  • Manage the root temperature in growth bags for optimal growth
  • How to mix fertilizers in a nutrient tank
  • Nutrient tank design with pumps and filters
  • Small nutrient tanks vs. large nutrient tanks
  • Position of hydroponic nutrient tanks and catch-up tanks
  • How to install dripper irrigation on sloped land
  • The secret of successful plastic gullies in closed hydroponic systems
  • How to prevent blocked drippers
  • Closed hydroponic systems – the basics
  • Open hydroponic systems – the basics
  • Which cladding should be used for greenhouses
  • Greenhouse size – Important factors to take into account
  • Greenhouse structure – what works
  • 5 Important facts about greenhouse design that you should know
  • Greenhouse location – four important fact to consider
  • What type of crops are suitable for hydroponics
  • Advantages and disadvantages of hydroponics
  • What is hydroponics
Copyright © 2013 - 2024 | Commercial Hydroponic Farming
FacebookX
Page load link
We use cookies to ensure that we give you the best experience on our website. If you continue to use this site we will assume that you are happy with it. Please read our Privacy Policy. We will remind you again in a months time.
Go to Top