Research: site-specific nutrient management area for corn
advice fertilizer for crop of the country published farmers and those who are interested. Mainly introduce the use of fertilizer
.Widely use rate of fertilizer and fertilizer formula not specific for each type of soil or crop for each type. Such as fertilizer formula introduced mainly including 15-15-15 16-20-0 quantity and fertilizer application was based on advice from the experiment.Making use of fertilizers are not effective. Increases the cost of production. And the effect on environment contamination, loss of foreign exchange. In the case of fertilizer unnecessarily. In the case that the farmers fertilizer use too little.Soil degradation is a land that is not sustainable. From the data of fertilizer in the country at present, have fertilizer per year 3 million tons. Mainly fertilizer from abroad.And if you can reduce the use of fertilizer, at least 30% To make money exchange out of the country each year, 8000-10 000 million,
. ProblemsMost farmers in developed countries can send the soil analysis laboratory of the state and private sectors. To get advice fertilizer properly. Making use of fertilizers more efficiently.In many countries there is a problem or with laboratories are not sufficient in cultivation. The analysis of the land of farmers is inconvenient and catch up with demand.That takes time and the high cost of sending the soil analysis and important things first. Lack of information research in providing advice fertilizers each plant
.Development of fertilizer recommendation system
. Fertilizer production 1 advice.Guidance information for fertilizer plants of various kinds. In each of the areas are limited. And the budget is very high in the field test. Advice for fertilizer plants grown in the soil of each species.Because the climate is different. Especially rainfall, sunlight, because of farming, also rely on the rainfall is mainly
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