Performance of hermetic storage bags for maize grains under farmer- managed conditions: Good practice versus local reality

dc.contributor.authorKiobia, D.O.
dc.contributor.authorSilayo, V. C. K.
dc.contributor.authorMutabazi, K. D.
dc.contributor.authorGraef, F.
dc.contributor.authorMourice, S. K.
dc.date.accessioned2020-05-19T11:02:21Z
dc.date.available2020-05-19T11:02:21Z
dc.date.issued2020
dc.descriptionJournal of Stored Products Research 87 (2020) 101586en_US
dc.description.abstractThere are various types of grain storage bags available to farmers in tropical countries. However, these bags differ in price, quality, and reduced post-harvest losses due to insect pests and mould infestation. This study aimed to compare the effectiveness of three types of storage bags of Purdue Improved Crop Storage (PICS), Grain pro-super (GPS) and woven (WN) bags under assumed small farmer’s storage practices in the sub-tropical climatic conditions. The practice of weekly routine opening of the bags was compared with the recommended practice of keeping the bags closed for at least 3 months. Under laboratory experiment, insect population, moisture content, grain humidity, and temperature were measured at the weekly intervals while under farmer’s setting, moisture content (%) of maize and percentage of insect damage were measured after 3 and 6 months of storage at the farmer’s homestead. Considering the routine weekly opening effect, the PICS bag kept a low grain humidity average (56.6%) compared to the Grain pro-super bag (64.2%) and Woven bag (71.5%). The PICS bag reduced the insect population to an average of zero (0.4) compared to GPS (6.5) and the WN (14.8). Under farmer’s conditions, the mean difference in the percentage of insect damage between the PICS and GPS were insignificant (P > 0.05) at both 3 and 6 months of storage, and the insect damage throughout decreased with time. The results of this study indicate that PICS bag may support positively the practice of routine weekly opening compared to the GPS and WN in the sub-tropical climatic conditions.en_US
dc.identifier.urihttps://www.suaire.sua.ac.tz/handle/123456789/3058
dc.language.isoenen_US
dc.publisherElsevier Ltden_US
dc.subjectHermetic storageen_US
dc.subjectMaize weevilsen_US
dc.subjectOpening routineen_US
dc.subjectStorage practicesen_US
dc.subjectGrain-losesen_US
dc.titlePerformance of hermetic storage bags for maize grains under farmer- managed conditions: Good practice versus local realityen_US
dc.typeArticleen_US
dc.urlhttps://doi.org/10.1016/j.jspr.2020.101586en_US

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