What we can learn from the clover root weevil February 2013

With the gap steadily closing between the cost of producing a kilogram of milk solids and the amount of money received the arrival of the clover root weevil this season is unwelcome. Healthy clover in a permanent clover rye grass pasture is capable of fixing more than...

A summer moisture-loss solution 9th January 2013

Jon Morgan in an article in The Dominion late last year claimed that nitrate nitrogen was the “elephant in the room” with regard to water quality.  It is and will remain so until it is recognised and accepted that excessive use of nitrogen fertiliser brings about a...

Better quality with higher production, Dec 2012

There is a widespread misconception that improving the quality of what we grow and produce from the land will result in lower volumes. This argument is used by supporters and users of conventional growing systems to justify a regime that increasingly struggles with...

Why models are not all bad, November 2012

We have spent the last twenty years focused on soil fertility particularly fertility under grazed pastures and there are still times when parts of the picture are cloudy, sometimes even decidedly murky. For an individual farmer or general farm consultant to be able to...

How improved soil structures lower fertiliser costs, October 2012

One of the functions of a healthy soil is the recycling of nutrient for plant uptake, and as soil becomes more efficient at holding onto nutrients the requirement for costly fertiliser input reduces. The ability of soils to retain applied nutrient is based on a number...