Coastal Wet Tropics - Weed Control, Diseases & Irrigation in Maize

Weed control

Weeds compete for nutrients and water, create harvesting problems and may lead to cleaning charges with a grain crop. Weeds need to be controlled during the first four or five weeks after planting. After this time shading from the crop will prevent weed germination.

Cultural control

Zero-tillage maize uses the cane trash . . . → Read More: Coastal Wet Tropics - Weed Control, Diseases & Irrigation in Maize

More Maize Diseases - Blight - Rust - Smuts and Wallaby Ear

Blights

Turcica leaf blight or turcicum leaf blight

Turcica Leaf Blight

Turcica leaf blight can occur in all growing regions. It is favoured by warm weather when leaves are wet from dew or rainfall for extended periods. Under conducive weather conditions, it can cause significant yield losses in susceptible hybrids.

Long, spindle-shaped, . . . → Read More: More Maize Diseases - Blight - Rust - Smuts and Wallaby Ear

Stalk and Cob Rots in Maize

Stalk and cob rots

Rots in maize can be caused by a wide range of fungal pathogens.

Following are some of the more common ones.

Fusarium stalk rot

Although fusarium stalk rot is common in many of the corn-growing areas of Australia, it tends to be more severe in warm, dry regions. On . . . → Read More: Stalk and Cob Rots in Maize

Growing Maize in the Coastal Wet Tropics

Over recent years maize has been successfully grown in north Queensland for grain and silage.

Maize has a number of features that make it well suited to north Queensland, including:

high rainfall requirement cheap weed control options few pest and disease problems can tolerate rain at harvest a growing market in the . . . → Read More: Growing Maize in the Coastal Wet Tropics

Planting Maize

Planting times

In southern Queensland, mid-September to mid-October is the premium time. December provides another suitable opportunity, especially for dryland crops. In Moreton, maize is often successfully planted as early as mid- August. Latest plantings in these areas would occur in early to mid-January, due to likelihood of disease development in late summer/autumn.

A . . . → Read More: Planting Maize

Maize - Varieties

There are a multitude of maize varieties available. The choice of variety will depend on market requirements, environmental conditions, whether the crop is irrigated and the level of disease resistance required. Varieties are continually changing so ensure you have up-to-date varietal information.

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Maize hybrid characteristics

(Note: The information in this . . . → Read More: Maize - Varieties