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Long He and James Schupp
Pruning is one of the most important tree fruit production activities, which is highly dependent on human labor. Skilled labor is in short supply, and the increasing cost of labor is becoming a big issue for the tree fruit industry. Meanwhile, worker saf...
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Stephen S. Miller, James R. Schupp, Tara A. Baugher, and Scott D. Wolford
Pág. 43 - 51
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Duane W. Greene, James R. Schupp, and H. Edwin Winzeler
Pág. 604 - 609
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H.E. Winzeler and J.R. Schupp
Pág. 705 - 709
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James R. Schupp andT. Auxt Baugher
Pág. 1486 - 1492
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Yuri Gurevich and Paul Schupp
Pág. 425 - 459
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C. R. Wilson, J. A. deLittle, J. A. L. Wong, P. J. Schupp, L. J. Gibson
Pág. 393 -
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Renae E. Moran and James R. Schupp
Pág. 1854 - 1856
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Moran, R. E. Schupp, J. R.
Pág. 32 - 35
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Schupp, J. R. Robinson, T. L. Cowgill, W. P. Compton, J. M.
Pág. 1205 - 1209
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