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Weed biomass

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Growth differences similar to field observations<br />

Cultivar<br />

Total<br />

plant dry<br />

weight<br />

[g/plant]<br />

Leaf area<br />

[cm 2 /plant]<br />

Fraction<br />

leaf<br />

Fraction<br />

root SLA<br />

[cm 2 /g]<br />

B6144F 4.67 a 668 a 0.399 bc 0.221 b 314 a<br />

Vandana 5.02 a 521 b 0.402 ab 0.222 b 249 c<br />

APO 2.87 b 322 c 0.411 a 0.193 c 276 b<br />

IR60080 3.37 b 394 c 0.389 c 0.244 a 255 c<br />

The early vigour scores of the cultivars under field conditions were reflected in the<br />

total dry weight and leaf area of the plants in the growth chamber experiment<br />

The allocation pattern of the two slowest growing cultivars was somewhat more<br />

extreme than that of the other two. Is allocation pattern critical for fast growth?

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