Hand-held chlorophyll meter: a promising tool to assess the nitrogen status of potato foliage

Potato Research - Tập 36 Số 4 - Trang 301-308 - 1993
J. Vos1, M. Bom1
1Department of Agronomy, Wageningen Agricultural University, Haarweg 333, 6709 RZ, Wageningen, The Netherlands

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Tài liệu tham khảo

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