EXPERIMENTACIÓN CON LA LOMBRIZ ROJA CALIFORNIANA (EISENIA FOETIDA) EN LOS CULTIVOS DE HOLLEJOS DE PAPA, CASCARA. La Lombricultura consiste en el cultivo intensivo de la lombriz roja Además la Lombriz roja californiana tiene un 70% en Proteína lo que. REPRODUCCN DE LA LOMBRIZ ROJA (EISENIA FOETIDA) EN SUSTRATO DE RESTOS DE CAFÉ. López César Noé (@), Rieke.

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Toward the end of the experimental period, a P concentration of 0. In the case of vermicomposting, once the mixtures were made, they were submitted to a process of pre-composting for 15 d.

Statistically two groups were differentiated: The temperature of the calliforniana had a similar behavior to that of ambient temperature, always maintaining intermediate values between maximum and minimum temperatures. Log In Sign Up.

The cwliforniana of Ca, Mg and Na increased in both substrates after storage, which is expected given the decrease in dry matter. Earthworms belong to the Phyllum, of the annelids, composed of animals whose cylindrical body is metamerizado with organization and anatomy that is repeated regularly all throughout his body; her nutritional habit is suprofago based mainly on organic roots and califorbiana decomposing remains, so help the reinstatement of this material to the soil.

Plus, get free weekly content and more. Four containers were used for the composting system and four for vermicomposting.


Mexico lacks legislation on managing the use of manure that recognize it as a valuable sub-product, considering that it contains a large proportion of the nutrients ingested by animals and constitutes a source of organic matter and potential nutrients required by crops. Because the information form this test can indicate the maturity of the compost, the phytotoxicity study was conducted in two parts during weeks 21 and Will be a count of the number of young and adult worms that increase a system of vermicompost with supplies of coffee waste to one with a common power without residue in study.


Some 5 mL of each extract was transferred to sterile Petri boxes, in which 20 seeds were placed, as well as filter paper to maintain a moist environment. The storage period increased the N content of the recently prepared fertilizers. Ciencia Ergo Sum 8: Phytotoxicity assay The degree of phytotoxicity of the composting products was assessed with the calculation of a germination index previously used by Zucconi et al.

Save Try Share Edit. Maturity refers to the degree of decomposition of organic substances and stability is related to the levels of microbial activity of the biomass Fuente et al.

On the other hand, the initial concentration of the micronutrient is highly variable, depending on the material used. The materials were previously stabilized and placed in 4 wooden boxes with 2 kg of soil, to which were added a population of 10 mature individuals measuring between 8 and 10 cm. The foja process lasted 25 wk dbeginning December until June The objective of this work was to evaluate the changes in physiochemical and nutritional characteristics of compost and vermicompost during the process of maturation and after 29 ws of storage.

Lombriz roja californiana by daniela rodriguez algarra on Prezi

Eisenia foetida, Eisenia andrei and Lumbricus terrestris. The day before sampling, the compost was manually homogenized within each container. For the variable of storage period, a linear model was adjusted that included storage time as a fixed effect. Search by image Oops!

Eisenia foetida, earthworm, reproduction, coffee, California red. Given that mineralization leads to a reduction in the organic matter content, the micronutrient content of the compost should generally increase during the process.

Distilled water was used as a negative control for inhibiting germination and a solution of Zn 0. Only Fe concentration decreased sharply during storage, probably owing to the precipitation of this element, which is highly soluble in water.

Traditionally, this manure has been incorporated into agricultural soils to increase the organic matter content and as a source of N for crops. However, the results of this work do not demonstrate that vermicomposting promotes an csliforniana in P concentration Table 1.

Quality of source separated compost.

Temperature is one of the most important factors governing the velocity of biochemical reactions in composting Defrieri et al. Remember me on this computer. It is evident that the initial content of the nutrients depends on the materials used for the composting. There was a decrease in the concentration of organic C in week 25, with a concentration of The germination index, using lettuce seeds Lactuca sativa L.


The Ca, K and Na ions were concentrated due to the reduction of organic matter in the compost, while their concentration decreased in the vermicompost. Nevertheless, N-NO 3 can represent contamination of water and soils given that it califorinana be lost by lixiviation.

Despite the final increase in Na, the vermicompost always presented the lower level, which can be of special interest in the selection of a soil improver because of the negative effects that heavy incorporations of this element can provoke in soils.

Sign in to our Contributor site. This cxliforniana a possible reduction in microbial activity and the absence of the microorganisms expected in this phase, in comparison to other experiments.

As well, microbial activity can exhaust the organic components as a source of P. However, several specific aspects of the process, such as the nutrient balance and its potential activity as roia suppressor of microorganisms that are pathogenic to humans, have not been explored following an adequate scientific model. For example, P is not lost because of volatilization or lixiviation, because of which its relative concentration should increase during the process.

Lombriz roja californiana compostando (Eisenia fetida) – Image

It also included the original mixture and a concentrated solution of Zn as a positive control of inhibition. Approaches to assess the environmental impact of organic farming with particular regard to Denmark. Grandes Lagos were used for this assay with the following protocol: The final product of vermicompost presented a K concentration of 0. A linear model was used in the statistical analysis, with four replicates that included as fixed effects, the composting systems and time.

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