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Hearn, A.B. (1986-08-20)
Greg Constable and I have previously shown that in the Namoi Valley an irrigation water supply of 8 ML per ha is needed to obtain maximum yields in the driest years.
Teakle, R.E. (1986-08-20)
Factors which influence the efficacy of an NPV application These include: (i) the initial actjvity of the virus preparation, distribution (.i.i) lts rate or application and distribution on the crop, (Jji) Its persiste
Estens, Dick, Graham, Peter T. (1986-08-20)
As a result of a major fall in world cotton prices, the Namoi Cotton Co-operative has been actively looking at ways of reducing costs on cotton farms.
Constable, G.A. (1986-08-20)
Several factors influence the nitrogen demands of a cotton crop and the ability of the soil and fertiliser to satisfy these demands. Some of these factors (eg weather) are beyond the control of a cotton grower.
Scholz, B.C. (1986-08-20)
Egg parasites of the genus Trichogramma arH used to control lepidopterous pests throughout the world (Stinner, 1977). These small parasitic wasps are released in large numbers (e.g.