Results from an experiment on permanent grass evaluating aqueous ammonia and aqueous urea, injected in bands either 30 or 60 cm apart

Penny, A., Widdowson, F. V. and Ashworth, J. (1977) Results from an experiment on permanent grass evaluating aqueous ammonia and aqueous urea, injected in bands either 30 or 60 cm apart. The Journal of Agricultural Science, 88 (APR). pp. 319-331. 10.1017/s0021859600034821
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RESP-07512
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Additional information Times Cited: 11 Penny, a widdowson, fv ashworth, j 11 Cambridge univ press New york ROTHAMSTED EXPTL STN,HARPENDEN AL5 2JQ,HERTFORDSHIRE,ENGLAND.
Date Deposited 05 Dec 2025 10:00
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