Divulgacion cientificia

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Coccinella transversalis 109

Coccinella transversalis 109
VD | 23 JUL 2017 - 00:00

Coccinella transversalis is a mandibular arthropod. The study of the jaws is important to use these arthropods, as instruments of biological control, against other parasitic animals of plants and especially for the biological fight against aphids, reducing the use of insecticides in the agric...

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Somatic embryogenesis in seeds

Somatic embryogenesis in seeds
VD | 26 JUN 2017 - 00:00

The plant and animal embryogenesis consists of the development of embryos from cells formed by the union of two gametes (one male and one female). However, the plant cells maintain a functionality, lost in the animal cells, that consists in the development of an embryo from somatic cells (unl...

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Somatic embryogenesis or adventitious regeneration 107

Somatic embryogenesis or adventitious regeneration 107
VD | 19 JUN 2017 - 00:00

The process of forming an embryo and the subsequent development of a complete plant from a somatic cell of a leaf is called somatic embryogenesis or asexual embryogenesis. This process occurs naturally in composite plants, cruciferous plants, grasses, legumes, palm trees and as shown in the p...

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Oceanic Posidonia 106

Oceanic Posidonia  106
VD | 16 APR 2017 - 00:00

In Disclosure No. 49 of VD about the "Submerged Lands of the Mediterranean" we exposed the colonization of the Mediterranean Sea bottom by terrestrial plants during the last glacial period. These plants subsequently adapted the salinity to flood their growing areas due to the rise of the wate...

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New animal senses 104

New animal senses 104
VD | 26 FEB 2017 - 00:00

As for today it has been considered that there were only five senses (sight, smell, hearing, taste and touch) that inform their possessors about the circumstances of their physical environment.However, the development of concepts related to animal and human welfare has allowed us to define no...

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Cycas, pancronic plant 103

Cycas, pancronic plant 103
VD | 22 AUG 2016 - 00:00

Cyca revoluta is a plant of gimnosperma known as fossils between-600 and-290 ma (Perm). Filogeneticamente have become related with Araucaria araucana and Gingko of biloba. The Plants blossomong are male or female from 15 years of their age. Fertilizer happens within one year after pollination...

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