COVER CROPS in South African Vineyards

TABLE OF CONTENTS

CHAPTER 3 COVER-CROP SELECTION ........................................46 Reference list .........................................................................................................49 Cover-crop plants ......................................................................................................50 Grains . ....................................................................................................................50 Legumes .................................................................................................................51 Brassicas ................................................................................................................52 Breede River valley ...................................................................................................53 Open-land trials .....................................................................................................53 Vineyard trials ........................................................................................................56 Triticale under drip irrigation ................................................................................57 Which cover crops were successful? . ...............................................................57 Reference list .........................................................................................................58 Coastal region ............................................................................................................59 Open-land trials .....................................................................................................59 Vineyard trials ........................................................................................................61 Evaluation of cover crops selected to suppress nematodes . ........................62 Which cover crops were successful? . ...............................................................63 Reference list .........................................................................................................65 Little Karoo ..................................................................................................................65 Vineyard trials ........................................................................................................65 Reference list .........................................................................................................66 Lower Orange River region .....................................................................................66 Vineyard trials ........................................................................................................66 Which cover crops were successful? . ...............................................................67 Reference list .........................................................................................................67 Olifants River valley ..................................................................................................68 Open-land trials .....................................................................................................68 Vineyard trials ........................................................................................................68 Which cover crops were successful? . ...............................................................71 Reference list .........................................................................................................72 Winter-growing weeds that can be used as cover crops . ..............................72 Oat-seed grass ( Ehrharta longiflora ) . ................................................................73 Ripgut brome ( Bromus diandrus ) .......................................................................74 Common wild oats ( Avena fatua ) .......................................................................74

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