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Contact Expert
Gerard Hoekzema
ing.
Department Head
,
OT PB Valthermond
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Research output
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(4)
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(93)
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8
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2
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1
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1
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2019
Genetic progress of Dutch crop yields: Yield progress of varieties entered on the recommended lists in the period 1980-2015 for winter wheat, spring barley, starch potato and sugar beet
Rijk, H. C. A.
,
Timmer, R. D.
,
Hoekzema, G. A.
,
Klok, J.
,
van Swaaij, N.
&
van Ittersum, M. K.
,
25 Feb 2019
, Wageningen:
Wageningen University & Research
.
20 p.
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:
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Open Access