Entries by Cropnuts

What Happened To Last Year’s Fertilizer? Tips For Budget-Conscious Farmers

By Dr. Rob Mikkelsen, Ph.D. University of California (Soil Science) Everyone is looking to get the most value from everything they do. With the ever-tightening squeeze between farm inputs and crop prices, it just makes good sense to reevaluate where the added fertilizer is going each year. The purpose of adding nutrients to soil is […]

Powdery Mildew Vs Downey Mildew: What’s The Difference?

“What is this white powdery substance infesting my tomatoes? Pls help” is a question frequently asked by most first-time greenhouse farmers. Chances are, it’s powdery mildew. Another common question is “What’s the difference between powdery mildew and downey mildew and what is used to treat them?” Let’s figure out this puzzle together.. Powdery Mildew Powdery […]

A Quick Breakdown Of The Main Nutritional Elements Needed By Crops

What follows is a description of visual symptoms related to specific nutritional deficiencies commonly found in crops. While useful as a starting point to diagnosing production problems, keep in mind that multiple nutritional disorders often occur simultaneously. To understand your soil better consider doing a soil analysis to determine which nutrients are deficient in your […]

Think Agronomy: Review Of The Year 2018

By David Jones, Broad Acre Agronomist, Msc. Agriculture If 2017 was to be remembered for the late and under-whelming long rains, this year has been a lesson in being careful what we wish for and adapting to a turbulent ‘new norm’. Looking back, many farms experienced annual rainfall well above their long term average, and […]

Understanding The Nitrogen Nutrient In The Soil (Part 2)

By Graeme Sait, Author of ‘Nutrition Rules!’, Consultant, CEO Nutri-Tech Solutions (NTS) In the first part of this article, we discussed the nuances of nitrogen, the most misused of all minerals. In this installment, I will continue with our six strategies to master this important mineral. 2) Discover the Sweet Spot Nitrogen is the ‘Goldilocks mineral’, in that […]

Understanding The Nitrogen Nutrient In The Soil – Part 1

By Graeme Sait, Author of ‘Nutrition Rules!’, Consultant, CEO Nutri-Tech Solutions (NTS) Nitrogen (chemical symbol N) is the most abundant mineral in the plant, it comprises the lion’s share of our atmosphere and it can be our largest investment when seeking to appease the great God, yield. However, this dual-edged sword cuts deep when impatience, greed […]

Think Agronomy: Maximising The Performance of Urea

By David Jones, Broad Acre Agronomist, Msc. Agriculture When discussing types of fertiliser for Nitrogen topdressing you can always be sure of lots of debate about the merits of Urea vs Ammonium sources such as CAN. Urea remains the least expensive form of Nitrogen at around 90 Kes per kilo of N compared to around […]