If you've been bitten by ants when climbing mango or jackfruit trees, maybe you'll upset by the invasion of ants are so intense. Often the bite makes us groan, ouch. Insects yellow & slim build its nest in the leaves. Their number can reach hundreds, have a well-known territory & aggressive in defending its territory. That Rangrang ant (Oecophylla Smaragdina).

Rangrang no ordinary ants ants. They are unique and different from other ant species. Humans have used their services in the plantations centuries ago. Recorded, about the year 300 AD in Canton (China), ants are used to ward off pests on citrus plants. People take the nests of these ants of the forest, memperjualbelikannya, then put it on the orange trees of excellence. The same technique is still being done until the 12th century, and is still applied in southern China until now. In coffee plantations in Lampung, we can find the ant colony is nestled in the leaves of coffee. Apparently, the coffee crop was occupied nest better shape than plants that are not occupied by ants Rangrang. Coffee production was so much improved.

preface

Lesman group of farmers who have received assistance in these 3 districts for agricultural cultivation with the development principles of organic agriculture or natural. This is done by farmer groups to develop lesman received assistance pinsip basic principles for the growth and development of organic agriculture. Basic principles it contains the contribution that organic farming can be given to the world, and is a vision to improve all aspects of global agriculture. Agriculture is one of the most fundamental activity for humans, because all people need to eat every day. Historical values, cultures and communities together in agriculture. These principles applied in agriculture in the broadest sense, including how humans maintain soil, water, plants, and animals to produce, prepare and distribute food and other products. The principles of how humans relate to the environment, relate to one another and determine the inheritance for future generations.