Tropical Storm Agatha blows a hole in Guatemala City Hundreds dead as torrential rain sweeps Central America. Sinkhole in Guatemala swallows three-storey building
mayans also grew beans, squash, avocados, pears, sweet potato's, guava, chili peppers, papayas and tomatoes. Mayans used a farming technique called milpa,also known as the slash and burn technique.the Mayans would burn down the land that was covered and the cut down the remaining foliage. This technique posed a problem because the land wouldn't last very long. The Mayans cycled through different areas to keep a stable farming.
Below are some of the most common sustainable agriculture techniques employed by farmers today to achieve the key goals of weed control, pest control, disease control, erosion control and high soil quality: 1  Crop Rotation. 2  Cover Crops. 3  Soil Enrichment.