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柑桔施沼肥增产显著本试验所用沼气池于１９９３年８月修建（养猪），１０月正常发酵产气。１９９４～１９９５年选树体健壮、长势一致的４年生枳砧国庆１号温州蜜柑进行施沼肥与常规肥（均作基肥）的比较试验。常规肥为油渣加过磷酸钙。试验设３个处理：①常规肥，株施油...
Significant increase of citrus fertilizer by biogas stimulation Biogas digester used in this experiment was built in August 1993 (pig raising), in October the normal fermentation gas. From 1994 to 1995, 4-year-old four-year-old T’u-sheng-chuh-chuh-hsiang-wu-qing (Citrus unshiu Marc.) Was chosen as the comparative experiment to apply biogas manure and conventional fertilizer (both as basal fertilizer) Conventional fertilizer for the dregs and calcium superphosphate. Experiment set up three treatments: ① conventional fertilizer, strain oil ...