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Shoot-based sampling of Vitis vinifera clusters

These authors found that common sampling techniques, such as "sampling from normal-looking, 2-clustered shoots", or "taking two clusters from the same shoot", tend to overestimate yield, believe or not.

 

Find the full text at: http://ajevonline.org/cgi/reprint/59/1/55

 

178 avoiding cluster sampling bias .pdf