what is the main disadvantage of the slash and burn method of growing crops
Slash-and-burn Slash-and-burn is used by 200â€“500 million people worldwide.[2][3] In 2004 it was estimated that in Brazil alone, 500,000 small farmers each cleared an average of one hectare (2.47105 acres) of forest per year[4]. The technique is not scalable or sustainable for large human populations. Methods such as Inga alley farming have been proposed[5] as alternatives which would cause less environmental degradation.[6]
Seed Seeds are the product of the ripened ovule, after fertilization by pollen and some growth within the mother plant. The embryo is developed from the zygote and the seed coat from the integuments of the ovule.
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Okra Abelmoschus esculentus is cultivated throughout the tropical and warm temperate regions of the world for its fibrous fruits or pods containing round, white seeds. It is among the most heat- and drought-tolerant vegetable species in the world and will tolerate soils with heavy clay and intermittent moisture, but frost can damage the pods.