1. 01-01-1984 The purpose of soil preparation is to develop a planting medium that will foster the best possible growth of agricultural crops while preventing the deterioration of the land through erosion, destruction of soil structure, or nutrient loss. The soil preparation system used must be economical,...
  2. 01-02-2000 A thesis for the degree of Master of Science in Agriculture, University of the Ryukyus, Okinawa, Japan 108 pages, illustrated
  3. Rasilimali Muhimu p> Mafunzo haya ya sehemu 4 hutoa muhtasari mpana na utangulizi wa sifa zingine za kimsingi za udongo: awamu (dhabiti, kioevu, gesi), muundo, msongamano, muundo, athari (pH), uhusiano wa mimea na maji, vitu vya kikaboni, baiolojia na virutubisho. p> Baada ya majadiliano kadhaa darasani...
  4. As a general conclusion of this study, both chemical and physical limitations are affecting crop yields and tree production. Special attention needs to be given to the introduction of crop or tree species that are tolerant of high pH. Crop production should be focused on the better land that has...