ធនធាន ដាក់​​​ស្លាក: Soil Management

54 items found (Showing 51 - 54)

  1. Soil Fertility and Fertilizers

    18 មិនា 2016 For courses in Soil Fertility, Nutrient Management, and Plant Nutrition in Agriculture. Covering all aspects of nutrient management for profitable crop production, the text pays particular attention to minimizing the environmental impact of soil and fertilizer management. Soil Fertility and...
    Soil Fertility Fertilizers Soil Management

  2. FM 1985 ILEIA Newsletter #3

    19 កក្កដា 1985 The possible role of trees in farming systems of the tropics Exploitation of microbial systems of tree/plant species - India Low-input technology for managing oxisols and ultisols in tropical America Chemical fertilizer aid to Nepal Alley-cropping with leucaena Training courses ecological...
    Trees Alley Cropping Agroforestry Multi-storey Soil Management Nepal Ecological Genetic Resources South Asia agriculture

  3. Terra Preta de Indio - Cornell Soil Fertility Management & Soil Biogeochemistry

    "Terra Preta de Indio" (Amazonian Dark Earths; earlier also called "Terra Preta do Indio" or Indian Black Earth) is the local name for certain dark earths in the Brazilian Amazon region. These dark earths occur, however, in several countries in South America and probably beyond. They were most...
    Anthropogenic Dark... Soil Fertility Biochemistry Soil Management South America

  4. Understanding Soil Preparation

    01 មករា 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,...
    Soil Soil Health Downloads Soil Profiles Soil Management VITA