Results from experiments measuring effects of large amounts of an npk fertilizer on yield, tuber size and n, p and k contents of 3 potato varieties

Widdowson, F. V. and Penny, A. (1975) Results from experiments measuring effects of large amounts of an npk fertilizer on yield, tuber size and n, p and k contents of 3 potato varieties. The Journal of Agricultural Science, 85 (DEC). pp. 515-525. 10.1017/s0021859600062390
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Additional information Times Cited: 4 Widdowson, fv penny, a 4 Cambridge univ press New york ROTHAMSTED EXPTL STN,HARPENDEN,HERTFORDSHIRE,ENGLAND.
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