WINETECH Technical Yearbook 2021

Stand height: Low to medium Stand density: Poor Weed suppression: Poor Stand height: Low Stand density: Average Weed suppression: Poor The radish and vetch performed better than the rye and oats in this mix. Stand height: Tall Stand density: Good Weed suppression: Good The rye outperformed the lupins in this mix.

Stand height: Medium Stand density: Average Weed suppression: Average to good Stand height: Very tall. Stand density: Good. Weed suppression: Excellent. Despite the late sowing date and dry, compacted soil conditions, the Braco white mustard was able to develop a remarkably tall, dense stand and effectively suppress the narrow- leaved ribwort (smal weëblaar/tongblaar). Stand height: Low Stand density: Poor Weed suppression:

Oranje Vrystaat Oats (Dunnart), Oats (Magnifico), Stooling rye (Eco)

Oats (Magnifico), Peas (Astronaut)

40 kg/ha R600/ha

40 kg/ha R792/ha

3

6

Agrilife 2 Stooling rye (Macblue), Oats (Magnifico), Ripper radish (Groundhog), Japanese radish (Nooitgedacht), Common vetch (Timok)

30 kg/ha R950/ha

4

8 kg/ha R592/ha

7 Braco white mustard

Swartland medic mix Polymorpha medic (Cavalier), Barrel medic (Parabinga), Button medic (Bindaroo), Subterranean clover (Dalkeith), Balansa clover (Paradana)

Rye (Duiker max), Bitter lupins (SSL 10)

40 kg/ha R600/ha

5

12 kg/ha R1 200/ha

Fair to good Seed for this

8

medic/clover mix was distributed on the grapevine row and did not receive irrigation.

WINETECH TECHNICAL YEARBOOK 2021 | 132