Võ Văn Việt, Phan Văn Tự và ctv (trang 77-83) Từ khoá:  đánh giá, đất, quy hoạch, sử dụng đất, Hàm Thuận Bắc, Bình Thuận   Summary Land evaluation and orientation of land-use in Ham Thuan Bac district – Binh Thuan province Based on “Framework for land evaluation” proposed by FAO, the study evaluates land …

Trần Lệ Hà (trang 70-76) Từ khoá:  đánh giá, đất, lúa, Đức Phổ, Quảng Ngãi   Summary Land evaluation for rice cultivation in Duc Pho district Quang Ngai province Calculated radiation-thermal production potential (RPP) was 4.8-5.0 tons/ha and land production potential (LPP) was 0.2-2.8 tons/ha for 3 rice seasons, following the FAO procedure. Water limited …

Trình Công Tư (trang 68-69, 76) Từ khoá:  biện pháp kỹ thuật, sử dụng, phân bón, cây trồng, Tây Nguyên   Summary Some technical practices of fertilizer use for crops in the central highlands In central highland condition nitrogen is evaporated easily. Therefore, applying nitrogen fertilizer must be covered by surface soil. Ratio of N …

Mai Thị Tân, Nguyễn Trường Sơn, Nguyễn Thành Chung (trang 64-67) Từ khoá:  hiệu quả, axit humic, năng suất, khoai tây, bón lá   Summary The effect of spraying of humic acid on leaves of diamant variety potato on yield and quality of tubers Application of spraying humic acid solution on leaves had well affected …

Nguyễn Xuân Thành, Nguyễn Sĩ Hiệp (trang 59-63, 83) Từ khoá:  hiệu quả, phân hữu cơ, phân vi sinh, hoa hồng, layơn, đất phù sa, sông Hồng   Summary Effect of multipurpose organic microbiological fertilizer (MOMF) on rose and gladiolus on alluvial soil of the Red river Multipurpose organic microbiological fertilizer (MOMF) increased surviving rate …

Trần Sỹ Hải, Thái Phiên (trang 53-58, 48) Từ khoá:  ảnh hưởng, canh tác, xói mòn, dinh dưỡng, đất dốc, Lâm Sơn, Lương Sơn, Hoà Bình   Summary Impact of different farming systems on soil erosion and nutrient balance on sloping land at Lam Son, Luong Son, Hoa Binh Research in 1996-2001.experiment was designed with …

Phạm Tiến Hoàng (trang 49-52) Từ khoá:  phân hữu cơ, quản lý, dinh dưỡng, quản lý dinh dưỡng tổng hợp, cây trồng   Summary Organic fertilizer in the integrated crop nutrient management system Organic fertilizer is key factor in sustaining and preserving soil fertility. It is also an indispensable factor contributing to high productivity and …

Trần Thị Thu Hà (trang 45-48) Từ khoá:  ảnh hưởng, liều lượng, phân bón, vôi, năng suất, lạc, tính chất hoá học, đất phù sa   Summary Effect of different rate of phosphorus and lime on groundnut yield and soil chemical characteristics in poor alluvial soil Growth of groundnut was not affected by different doze …

Lê Thái Bạt (trang 42-44) Từ khoá:  đất nâu, Cao Bằng   Summary Identification the phaeozems in Cao Bang province Phaeozems in Cao Bang compose of 3 soil units and 4 soil subunits. They are porous, well aerated soils with moderate to strong, very stable, crumb to blocky structures. They have good water storage capacity. …

Tôn Thất Chiểu, Lê Thái Bạt (trang 36-41, 35) Từ khoá:  nghiên cứu, đất, Trà Lĩnh, Cao Bằng, phương pháp định lượng   Summary Investigation of soil resources in Tra Linh district, Cao Bang province following quantitative soil classification approaches Soil resources consists of 7 major soil groupings, 12 soil units and 32 soil subunits. …