LD50 (nakamamatay na dosis)

LD50 (nakamamatay na dosis)

Ang dosis na nakamamatay sa 50% ng mga hayop ng pagsubok o micro organismo sa isang naibigay na tagal ng panahon Ito ay karaniwang ipinahayag sa milligrams ng insecticides bawat kilo ng timbang ng katawan sa mammals, at mga micrograms ng mga insecticides bawat gramo ng timbang ng katawan sa mga insekto Ang mas mababa ang halaga ng ld, mas mataas ang toxicity

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Valdkond/domeen: Agriculture
Category: Rice science
Company: IRRI
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organikong abuno

Agriculture; Rice science

Fertilizer materials derived from plant and animal parts or residues.

organiko

Agriculture; Rice science

Of, relating to, or derived from living organisms. Being composed of or containing matter of plant and animal origin.

panggabi

Agriculture; Rice science

A term applied to organisms that move or are active at night.

obaryo

Agriculture; Rice science

The bulbous, basal portion of the pistil which contains one ovule.

pinagmulan

Agriculture; Rice science

In referring to accessions in the germplasm collection, the site where the accession was collected.

organikong lupa

Agriculture; Rice science

A soil which contains a high percentage (> 15 or 20%) of organic matter.

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