M. V. Hewitt

Effects of one to six year old ryegrass-clover leys on soil nitrogen and on the subsequent yields and fertilizer nitrogen requirements of the arable sequence winter wheat, potatoes, winter wheat, winter beans (<i>Vicia faba</i>) grown on a sandy loam soil

A. E. Johnston, Jean‐Sabin McEwen, P. W. Lane et al. · The Journal of Agricultural Science · 1994 · 89 citations · Full text

Sandy Loam Soil, Engineering, Applied Economics +20

Effects of field beans, fallow, lupins, oats, oilseed rape, peas, ryegrass, sunflowers and wheat on nitrogen residues in the soil and on the growth of a subsequent wheat crop

Jean‐Sabin McEwen, Richard J. Darby, M. V. Hewitt et al. · The Journal of Agricultural Science · 1990 · 71 citations

Fertilizer N, Subsequent Wheat Crop, Botany +14

Effects of soil and fertilizer P on yields of potatoes, sugar beet, barley and winter wheat on a sandy clay loam soil at Saxmundham, Suffolk

A. E. Johnston, P. W. Lane, G. E. G. Mattingly et al. · The Journal of Agricultural Science · 1986 · 48 citations

Nutrition, Winter Wheat, Sugar Beet +18

Amounts of NO₃-N and NH₄-N in soil, from autumn to spring, under winter wheat and their relationship to soil type, sowing date, previous crop and N uptake at Rothamsted, Woburn and Saxmundham, 1979–85

F. V. Widdowson, A. Penny, Richard J. Darby et al. · The Journal of Agricultural Science · 1987 · 40 citations

September-sown Wheat, Biogeochemistry, Winter Wheat +13

Tests of amounts and times of application of nitrogen and of sequential sprays of aphicide and fungicides on winter wheat, following either beans or wheat, and the effects of take-all (<i>Gaeumannomyces graminis</i> var. <i>tritici</i>), on two varieties at Saxmundham, Suffolk 1980–3

F. V. Widdowson, A. Penny, R. J. Gutteridge et al. · The Journal of Agricultural Science · 1985 · 21 citations

Winter Wheat, Crop Production, Engineering +15