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Fruit Science

1970

Apples

Articles 1 - 3 of 3

Full-Text Articles in Life Sciences

Better Rootstocks For Apple Trees, Frank Melville, J. E. L. Cripps Jan 1970

Better Rootstocks For Apple Trees, Frank Melville, J. E. L. Cripps

Journal of the Department of Agriculture, Western Australia, Series 4

Mailing Merton rootstocks have given the best results in ten years' trials with apple rootstocks on Stoneville Research Station and on growers' properties.

THE type of rootstock used imparts important characteristics to an apple tree. Tree size and stability, cropping characteristics, susceptibility to soil-borne pests and diseases and, to some extent, fruit quality are all affected by the choice of rootstock.


Chemical Thinning Controls Biennial Bearing In Apples, J E L Cripps Jan 1970

Chemical Thinning Controls Biennial Bearing In Apples, J E L Cripps

Journal of the Department of Agriculture, Western Australia, Series 4

Department of Agriculture experiments have shown that biennial bearing of apples can be controlled by chemical thinning, but both winter and spring weather conditions must be taken into account when the need for spraying is assessed.

BIENNIAL BEARING is a regular cycle in which each heavy crop of fruit is followed by a light crop, or, in extreme cases, no crop at all.


Control Of Bitter Pit On Granny Smith Apples, Department Of Agriculture, Western Australia Jan 1970

Control Of Bitter Pit On Granny Smith Apples, Department Of Agriculture, Western Australia

Journal of the Department of Agriculture, Western Australia, Series 4

BITTER PIT is a serious threat to Western Australia's apple export markets and effective control is essential.

The following programme of calcium nitrate sprays, starting in mid-December, will prevent development of the disorder.