Castor, Sesame and Safflower

acid agricultural amount application approximately areas attacks average yields breeding cake capsules castor oil castor plants castor seed caused colour commercial considerable considered countries crop cultivated damage disease dwarf East Africa effect exports fertilizer flowering germination groundnuts growing grown growth harvesting herbicides higher hull hybrids hypocotyl important increased India insect intercropped iodine value irrigation Kenya kg per hectare kg/ha leaves mainly maize major mature meal mechanical method metres nitrogen normally nutrients obtained occur oil-content oilseeds optimum percent percentage period pest phosphate Plate ploughing pollen produced protein racemes rainfall raingrown reduced regions resistance ricin root safflower oil safflower seed salinity season seed yield seedlings selected sesame oil sesame seed sesamol shown in Table soil moisture sowing sown species stem Sudan suitable susceptible Tanzania temperature threshing tons trials tropical types usually varieties vary Venezuela weed