Trần Thế Tục (trang 130-135) Từ khoá:  phân vùng, sản xuất, đất, trồng cây, cây ăn quả   Summary Fruit production zoning and cultivation in Vietnam Fruit production is increasing remarkably along with the increase in the cultivating area. Mekong river delta region is the biggest fruit production area in Vietnam (appr. 43% of total …

Nguyễn Xuân Cự (trang 122-129) Từ khoá:  phân tích, tính ổn định, canh tác, lúa, Đồng bằng sông Hồng   Summary Stability of paddy rice systems in the Red river delta and factors affecting its sustainable development The combination of traditional experiences and the new technology is essential for the sustainable development of agriculture. The …

Nguyễn Xuân Trường, Mai Văn Quyến, Lê Lân (trang 116-121) Từ khoá:  hiệu lực, phân bón, magie, lúa, đất xám vàng, Đông Nam Bộ   Summary The effect of magnesium fertilizer on rice on acrisols in the south-east of Vietnam Study showed that rice yield was raised when soil exchangeable Mg ++ was in a …

Nguyễn Thị Hiền, Nguyễn Thị Dần, Nguyễn Thị Loan (trang 109-115) Từ khoá:  hiệu lực, kali, lạc, đất bạc màu, Hà Bắc, Bắc Giang   Summary Effect of potassium fertilizer for spring ground nut on degraded gray soil in Bac Giang province Application of K fertilizer increase the growth, groundnut production and up take of …

Đào Châu Thu, Mai Văn Phấn (trang 103-108) Từ khoá:  hiệu quả, sử dụng đất, nông hộ, giao đất, giao rừng, Yên Châu, Sơn La   Summary Household land use effectiveness after land and forest allocation at Yen Chau district, Son La province The effectiveness of the policy on land and forest allocation of the …

Ngô Thị Đào, Ngô Hữu Tình, Nguyễn Thanh Hiền, Lê Văn Dũng, Ngô Thị Hồng Tươi (trang 96-102) Từ khoá:  ảnh hưởng, chế phẩm vi sinh, cố định, nitơ, chuyển hoá, photphat, sinh trưởng, năng suất, ngô, dinh dưỡng, đất   Summary Study on individual and combination effects of nitrogen-fixing and phosphate solubilizing bacteria on …

Đỗ Ánh, Võ Đình Quang (trang 90-95, 115) Từ khoá:  hiệu lực, phân bón   Notes on effect of some chemical fertilizers on rice

Đỗ Đình Thuận, Nguyễn Văn Bộ (trang 81-89) Từ khoá:  sử dụng, phân bón   Summary The dramatic increase in fertilizer use in recent past Based on results of a long-term research mainly field trials, statistical data and farmer household survey, a comprehensive analysis of the status of fertilizer production and supply, past and recent …

Đỗ Ánh (trang 76-80) Từ khoá:  sử dụng, phân hoá học, thâm canh   Chemical fertilizers use for intensification

Trương Hồng, Hg. Thị Thanh Hương, Ng. Đặng Minh Chánh (trang 69-75, 80) Từ khoá:  dinh dưỡng, rửa trôi, đất nâu đỏ, bazan, phòng thí nghiệm   Summary Study on nutrient losses process caused by the leaching in red-brown soil from basaltic materials in the lab condition Study from 1998 to 1999. Nutrient leaching was …