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Plant viruses tomato mosaic virus

An Introduction To Plant Viruses

Plant viruses are pathogenic to higher plants.  They can cause a dramatic decrease in yield, quality and shelf life and even plant death.  Plant virus are made up of a strand of nucleic acid (DNA or RNA) surrounded by a protein sheath.  Technically…
Pesticide Residue

Changes in EU Legislation On Pesticide Residues [July 2019 Update]

Recently, the EU have published 5 changes to regulations regarding pesticide residues. These changes will become active in April and August of 2019 and include reductions and elevations of the Maximum Residue Levels (MRLs) for different products: 1.…
Avocado farming in Kenya muranga laikipia nakuru western nyanza machakos

Avocado Farming Guide

Avocado farming in Kenya and around the globe is gaining prominence partly because of the nutritious benefits of the avocado fruit. But where does one start in farming these delicious fruit? Full of flavor, packing a high nutrient punch and…
water soluble fertilizers for fertigation

Designing A Suitable Fertigation System

Fertigation is the application of fertilizer together with irrigation water.  The most common form of fertigation in Kenya is via drip irrigation.  Fertigation provides precise nutrition, application flexibility, minimized loses & environmental…
root knot nematode tomato resistant vegetable

Nematode: Our Silent Nemesis?

Nematode are microscopic, non-segmented, round worms that come under the Phylum Nematoda.  They are very diverse and live in organisms, plants, soils and water (terrestrial and aquatic).  100 cc of soil can contain several thousand nematodes. Nematodes…
Rose plant diseases

The Role Of Soil Health In Natural Disaster Mitigation

You may think that the common factor between drought and flood in many places in Kenya is water, especially lately. Other than the lack or abundance of rain, the major reason for droughts and floods is the soil's health status and its inability…
Rose plant diseases

The Influence of Plant Nutrition on Pests and Diseases

Ruth Vaughan, Technical Director, CropNuts There is increasing pressure on us to grow healthy flowers, fruit and vegetables with less and less chemical pesticides.  The export markets we supply to check pesticide residues in the produce and…
Rose plant diseases

Creating Sustainability In The Flower Industry (Part 2)

By Ruth Vaughan In Part 1 of our newsletter, we explored the various farming practices that improve the soil and the environment. In this second issue, we discuss various useful tips on how to maintain flower production over time (without…
Rose plant diseases

Common Rose Plant Diseases & How To Prevent Them

Rose plant diseases limit production and quality. The most common diseases are fungal diseases. Rose Plant Diseases Causes For the disease-causing fungi to start growing you need a combination of factors to come together at one point in time: 1)…
Rose plant diseases

Sodium Strategies: The effect of high soil sodium

By Ruth Vaughan, CropNuts Technical Director In Africa, and especially in Kenya, high soil sodium is one of the major causes of yield losses, quality reduction and crop failure in irrigated agriculture.  So today, in our first newsletter,…