A review of research in soil fertility management and plant nutrition of cashew (Anacardium occidentale L.) in Nigeria

The paper reviewed researches conducted in soil fertility management and plant nutrition of cashew in Nigeria. It also examines the history and importance of cashew to the Nigerian economy. The paper highlights ways of improving soil fertility and plant nutrition in cashew cultivation through the use of different sources of organic fertilizers which are cheap and readily available for the farmers rather than total dependence on costly chemical fertilizers. Also highlighted, are some recommended rates of organic and inorganic fertilizers for the cultivation of cashew from research findings. The paper also discussed status of Nigeria cashew production, research efforts, achievements, constraints, and areas of possible improvement in relation to soil fertility management and plant nutrition