Nguyễn Khang (trang 57-60) Từ khoá: đánh giá, sử dụng, đất, sử dụng đất, sử dụng bền vững   Summary Assessment of present land use toward the sustainable land use view point In Vietnam there are 373 land units with many sustainable land use types as: land for 2-3 rice per year, rice-sub crops per …

Vũ Ngọc Tuyên (trang 54-56) Từ khoá: ngành địa chính, địa chính, Việt Nam   Vietnamese land administration on the way of development

Nguyễn Văn Bộ (trang 45-53) Từ khoá: phân, phân hoá học, sản xuất, lương thực   Summary Chemical fertilizers and food production in Vietnam During the last two decades the increase in crop yield was mainly attributed to the use of chemical fertilizers. In 1990 fertilization rate applied for1 ha increased by 318.6 % compared …

Đỗ Đình Thuận, Đặng Cương Lăng (trang 41-44) Từ khoá: dịch vụ, cung ứng, phân bón   Summary Fertilizer supplying and services in Vietnam Recommendations: good preparation in planning and projection of requirement of balanced fertilization; reasonable planning for chemical fertilizer industry; improving the mechanism and control of fertilizer importing, completing the setting p of …

Nguyễn Kim Vũ (trang 35-40) Từ khoá: nghiên cứu, sử dụng, phân, phân vi sinh, nông nghiệp   Summary Results of research and prospects of using biofertilizer in agriculture In the last ten years, the National program of Vietnam (KC-08-01) to use biofertilizer: N2-fixing-, phosphate solubilizing- and plant growth stimulating-bacterial biofertilizer has been developed. The …

Ngô Nhật Tiến (trang 31-34) Từ khoá: Sử dụng, phân bón, lâm nghiệp   Summary Use of fertilizer for forest trees Forest crop fertilizing in Vietnam has been in poor consideration with a few small scale experiments. Situation requires the utilization foreign experiences as basis for the practice of forest fertilizing. For the larger extent …

Trần Tiến Di (trang 29-30, 25) Từ khoá: phân bón, phân, nhu cầu   Summary Toward meeting the fertilizer demands in Vietnam To meet fertilizer demand in coming years some new production enterprises will be built.  Investment will concentrate on producing mixed NPK fertilizers and other kinds of fertilizer in appropriate scale. Investment in fertilizer …

Nguyễn Huy Phiêu (trang 26-28) Từ khoá: công nghiệp, phân khoáng, tổng quan   Summary About the development of fertilizer industry in Vietnam Fertilizer industry only supplies about 148.000 t P2O5 and 50.600 N, it is adequated 65% of phosphate fertilizer and 8% of nitrogen fertilizer for agricultural requirement, nutrient content of phosphate fertilizer is …

Bùi Đình Dinh (trang 21-25) Từ khoá: sử dụng, phân bón, tổng quan   Summary An overview on fertilizer use in Vietnam Required amount of chemical nitrogen fertilizer is 630.000 tons, phosphorus fertilizer 217.000 tons and potassium fertilizer 166.000 tons; and N : P2O5 : K2O ratio is 100:34:26. Four important measures of plant nutrition …

Vũ Cao Thái (trang 16-20, 7) Từ khoá: phân, NPK, dinh dưỡng, cây trồng   NPK fertilizer a promising approach for balances fertilization