| Summary: | MountMerapi, whicheruptedin October 2010resulted inphysicaldamage,
chemistry, and biology inthe surroundingareas. Damageoccurred inresidentialas
well asagricultural land. Onagricultural land, the landbecomesinfertile. This
isbecause ofthe fertiletop soilheatburied in the sandthat can notbe plantedwiththe
types ofagricultural cropsandforest trees. Variousplanting activitieshave been
carried outinthe affected area. One of theplanting is doneinGuavaHamlet,
VillageKepuharjo, Cangkringan, Sleman Districtin
May2013sengontypeisplantedwithtreatedmanure applicationandmanureP.Not tobe
evaluatedagainstthesengonplant growth, it is necessary toevaluateplant growthto
determine theenvironmental improvementgrewafter the eruption.
This studyaims to determinethe optimaldose ofPfertilizerforplant
growthsengonuntilage10months. Measurementsconductedcensus,
conductedsixmonthsafterplanting. Data collection wasperformedwith a gap
offourmonths. The parametersmeasuredincludedheight, diameter, andplant death.
The results showed thatthe increase in diameteris bestwithmanure
applicationandSP36150grams(22.3 mm). The besthighgainiswithmanure
applicationandSP3650grams(129.7 cm). Deathsoccurred in
thetreatmentplantmanure applicationandSP36150grams.
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