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  1. 1996-01-19 Colored Plastic Mulcheshave been found toimprove yields and fruit quality in some vegetable crops.
  2. Short summaries dealing with myths pertaining to horticultural practices : Fertilizers How Plants Work Maintaining Trees and Shrubs Mulches Pesticides (including Compost Tea) Planting Techniques Scientific Literacy Soil Amendments
  3. 2014-04-20 EDN 122 highlighted multi-purpose cowpea varieties with spreading vines that cover the soil. Below is an ECHO research update from South Africa relating our experience so far with a spreading cowpea variety intercropped with maize grown in a Foundations for Farming (FFF) system. “Living carpet”...
  4. 1997-07-19 Scientists at the International Centre for Research in Agroforestry (ICRAF) in Kenya have recently determined that the weedy shrubTithonia diversifoliahas potential as a green manure crop.
  5. 1997-11-19 Principles for increasing organic matter in order to increase soil fertility. Little by little, work in a dozen countries has convinced us that the vast majority of soils can be made highly fertile. How? By using our first principle:maximize organic matter production.
  6. 1998-12-19 Trees can be an effective source of mulch in drylands.
  7. 1998-05-19 A conversation concerning the difficulty of obtaining mulch in semi-arid areas.
  8. 2005-01-20 These non-leguminous species were used as mulches by ICRAF researchers to increase maize yields. Leaves of both species contain up to 3 percent nitrogen. Surprisingly phosphorus also is found in high quantities in the leaves of these hedgerow weeds.
  9. 2005-01-20 Maradi Integrated Development Project has forced me to question the wisdom of assuming that increases of organic content and fertility are always best.
  10. 2005-07-20 Joel Matthewsreceived some feedbackabout his comments on low fertility soil and traditional varieties in EDN 86. In response, he sent the following additional comment.