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undisturbed soil

Catalogue: NVT Online Papers
Advice concerning the significance and control of the more common pests, or potential pests, of these crops is presented... Value of the crop (high value crops cannot sustain too much damage as a small loss in yield or quality could mean a large financial loss), the cost of the spray and its application and the likely yield or quality benefit gained from control... Crop monitoring Ongoing monitoring of crops and surrounding vegetation is essential to determine the presence of both pests and predators, and when, if any, intervention is required to keep pests at an acceptable level or, if feasible, boost predator numbers by introducing them into the system...
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Catalogue: GRDC Updates
The early research also showed that in dry environments the changes in total soil-N were equal to the N removed in crops, but in wetter environments there was more loss of soil N than removal of crop N, probably because of loss of soil N due to denitrification... Many of the long-term experiments discussed earlier showed that introducing pastures into the rotation stabilised the soil total N... Nitrogen balance and gross margin estimated for farms in southern NSW (Angus and Peoples (2012)...
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Catalogue: GRDC Updates
Reducing Rhizoctonia disease in cereals.. The type of soil opener used affects levels of Rhizoctonia during seedling establishment... Early research results show fungicides applied in furrow can overcome much of the vulnerability of disc systems to Rhizoctonia and enhance yields with knife points...
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