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The Effect of Irrigation and Nitrogen Fertilizer on Nitrate Nitrogen Concentration in Cotton Petioles

Lockerby, S.E., Lyons, D.L., Clarke, E.L. (1988-08-17)

Determination of the petiole nitrate nitrogen concentration (PNN) in the youngest fully expanded leaf (YFEL) of cotton is a useful indicator of plant nitrogen status.

The influence of parent rocks and sediments on soil variation in the Narrabri district

Ward, W.T., McTainsh, G.H., McGarry, D. (1988-08-17)

This paper address why there are differences in the soils of the lower Namoi Valley.

Irrigation Management of Cotton at Emerald

Keefer, G.D. (1986-08-20)

This project was prompted by disappointingly low cotton yields at Emerald and other Central Queensland centres.

LAND PREPARATION -A GROWERS VIEW.

Pickering, John (1986-08-20)

On many occasions, we saw some parts of our farm, produce this 3 bale yield, but not over a whole field. One corner ,or one side, or a top or bottom end, but not all over.