An experiment begun in 1958 measuring effects of n, p and k fertilizers on yield and n, p and k contents of grass .2. Residual effects on arable crops, 1968-76

Penny, A., Widdowson, F. V. and Williams, Rodney (1980) An experiment begun in 1958 measuring effects of n, p and k fertilizers on yield and n, p and k contents of grass .2. Residual effects on arable crops, 1968-76. The Journal of Agricultural Science, 95 (DEC). pp. 583-595. 10.1017/s0021859600087992
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RESP-08193
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Additional information Times Cited: 1 Penny, a widdowson, fv 1 Cambridge univ press New york PENNY, A (reprint author), ROTHAMSTED EXPTL STN,HARPENDEN AL5 2JQ,HERTFORDSHIRE,ENGLAND.
Date Deposited 05 Dec 2025 09:58
Last Modified 19 Dec 2025 14:39

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