Robinson, J.B.D.Jones, P.A.Wallis, J.A.N.2015-08-272015-08-271961Coffee Board of Kenya. (1961). Coffee Board of Kenya Monthly Bulletin December 1961.0231-8458https://kalroerepository.kalro.org/handle/0/11700Results obtained since 1947 are presented, from field trials and laboratory studies carried out in Kenya to investigate responses of coffee to fertilizers, manure, and mulch. It is shown that economic yield increases were obtained from applications of nitrogen fertilizers, grass mulch, and cattle manure in certain circumstances.enhttp://creativecommons.org/licenses/by/3.0/Journal ContributionGreen manuresMulchingFertilizersGrowing period