[et_pb_section fb_built=\u00a0\u00bb1″ _builder_version=\u00a0\u00bb3.22″][et_pb_row _builder_version=\u00a0\u00bb3.25″ background_size=\u00a0\u00bbinitial\u00a0\u00bb background_position=\u00a0\u00bbtop_left\u00a0\u00bb background_repeat=\u00a0\u00bbrepeat\u00a0\u00bb][et_pb_column type=\u00a0\u00bb4_4″ _builder_version=\u00a0\u00bb3.25″ custom_padding=\u00a0\u00bb|||\u00a0\u00bb custom_padding__hover=\u00a0\u00bb|||\u00a0\u00bb][et_pb_text _builder_version=\u00a0\u00bb4.9.3″ background_size=\u00a0\u00bbinitial\u00a0\u00bb background_position=\u00a0\u00bbtop_left\u00a0\u00bb background_repeat=\u00a0\u00bbrepeat\u00a0\u00bb]<\/p>\n
La production mondiale d’amandes, de noisettes, de noix et de pistaches a consid\u00e9rablement augment\u00e9 ces trente derni\u00e8res ann\u00e9es.\u00a0Les preuves scientifiques de ses bienfaits pour la sant\u00e9 sont d\u00e9montr\u00e9es un peu plus chaque jour et constituent un facteur d\u00e9cisif concernant l\u2019augmentation de sa consommation dans le monde.<\/p>\n
En revanche, sa composition particuli\u00e8re et ses utilisations vari\u00e9es pr\u00e9sentent un grand int\u00e9r\u00eat technologique.\u00a0L’innovation et l’introduction sur le march\u00e9 international de nouveaux produits d\u00e9riv\u00e9s des noix sont men\u00e9es par l’industrie europ\u00e9enne.<\/p>\n
[\/et_pb_text][et_pb_image src=\u00a0\u00bbhttps:\/\/gandariaspain.com\/wp-content\/uploads\/2021\/04\/stockage-de-fruits-secs.jpg\u00a0\u00bb title_text=\u00a0\u00bbstockage de fruits secs\u00a0\u00bb url=\u00a0\u00bbhttps:\/\/gandariaspain.com\/wp-content\/uploads\/2021\/04\/Stockage-de-fruits-secs.pdf\u00a0\u00bb url_new_window=\u00a0\u00bbon\u00a0\u00bb align=\u00a0\u00bbcenter\u00a0\u00bb _builder_version=\u00a0\u00bb4.9.3″ _module_preset=\u00a0\u00bbdefault\u00a0\u00bb width=\u00a0\u00bb27%\u00a0\u00bb locked=\u00a0\u00bboff\u00a0\u00bb][\/et_pb_image][et_pb_button button_url=\u00a0\u00bbhttps:\/\/gandariaspain.com\/wp-content\/uploads\/2021\/04\/Stockage-de-fruits-secs.pdf\u00a0\u00bb url_new_window=\u00a0\u00bbon\u00a0\u00bb button_text=\u00a0\u00bbT\u00e9l\u00e9charger pdf\u00a0\u00bb button_alignment=\u00a0\u00bbcenter\u00a0\u00bb _builder_version=\u00a0\u00bb4.9.3″ _module_preset=\u00a0\u00bbdefault\u00a0\u00bb locked=\u00a0\u00bboff\u00a0\u00bb][\/et_pb_button][et_pb_text _builder_version=\u00a0\u00bb4.9.3″ background_size=\u00a0\u00bbinitial\u00a0\u00bb background_position=\u00a0\u00bbtop_left\u00a0\u00bb background_repeat=\u00a0\u00bbrepeat\u00a0\u00bb]<\/p>\n
Nut quality<\/strong><\/p>\n The quality standards required by the food industry make it increasingly important to obtain a healthy product, with a good taste and attractive to the eye.\u00a0This is made possible by fine-tuning of handling during cultivation, harvesting, conditioning and storage.<\/p>\n Given that each type of nut has a different technological process, it is necessary to consider specific qualitative aspects for each case.<\/p>\n For the optimal maintenance of the product after harvest, special emphasis must be placed on the\u00a0drying\u00a0<\/strong>and\u00a0storage\u00a0<\/strong>processes, which are the most important and possibly the most delicate in handling nuts, their quality and their value in the market will depend on this.<\/p>\n Post-harvest\u00a0conditioning<\/strong><\/p>\n This is the initial stage in the commercial life of nuts.\u00a0Once harvested, they must be properly conditioned pursuing the same objective: \u00ab\u00a0Preserve quality\u00a0\u00bb, which involves various operations to remove remains of leaves, branches, stones and dust, as well as separate the outer skin in some cases.<\/p>\n Empty fruits are also usually separated at this stage.\u00a0Once the nuts are separated, they must be stabilized, since they are marketed for long periods of time.<\/p>\n Drying<\/strong><\/p>\n Next, it is very important to dry them to remove moisture content.\u00a0Both walnuts and hazelnuts, at the time of harvest, have more than 20% humidity and thus it is not possible to carry out a good conservation.\u00a0For this reason, the humidity should be lowered to a percentage close to 8-10%.\u00a0The objective is predominantly to reduce the risk of fungal development and oxidation.<\/p>\n When the volume of the harvest is large, it is advisable to dry the nuts industrially.\u00a0The use of dryers helps to reduce the humidity and water content of the product to levels that limit the growth of microorganisms and they are kept in silos that avoid temperature increases as much as possible.<\/p>\n It is also important to take into account the variety of nuts to dry, since each type has its own characteristics, size, sensitivity to rancidity and darkening.<\/p>\n Storage<\/strong><\/p>\n Once the nuts are dry, they must be stored in optimal conditions of temperature and humidity.\u00a0In the case of almonds and hazelnuts, the relative humidity must be below 65% with a temperature between 10\u00baC and 15\u00baC.<\/p>\n If we do not take the appropriate measures we risk the appearance of\u00a0worms\u00a0<\/strong>or fungi,\u00a0which could endanger the entire harvest.\u00a0Aspergillus\u00a0spp\u00a0<\/em><\/strong>is a cosmopolitan fungus that\u00a0can quickly colonize large numbers of improperly\u00a0drying almonds.\u00a0This fungus produces\u00a0aflatoxins<\/strong>, a substance that is hazardous to health.<\/p>\n Food safety<\/strong><\/p>\n The quality aspect is especially relevant in the case of nuts.\u00a0Therefore, the residues of phytosanitary products should be considered, since they represent an important barrier to export in some markets.<\/p>\n On the other hand, the presence of mycotoxins is another fundamental aspect in the nuts sector, as we have seen previously they create suitable conditions for the development of mycotoxin producing microorganisms, especially from the aflatoxin group. The fact that some nuts are harvested directly from the ground increases the risk of external microbial contamination.<\/p>\n At Gandaria we have always innovated and developed new systems to help obtain the best product quality and the optimal maintenance after harvest.<\/p>\n Drying silo<\/strong><\/p>\n After years of experience in the nuts sector, we can assure that drying\u00a0nuts\u00a0<\/strong>in a silo is one of the most\u00a0efficient\u00a0<\/strong>systems available today.<\/p>\n If we compare it with sun-drying or with drying in a warehouse, there is a qualitative jump.<\/p>\n Operating example of the drying silo for almonds<\/strong><\/p>\n To get the best performance from our drying silo we need to adjust the dimensions according to the peeling production capacity of the plant.\u00a0The drying silo is a hopper silo on a metal structure with a 45\u00ba cone.<\/strong><\/p>\n Inside, there is a\u00a0slide\u00a0<\/strong> to prevent the almond from breaking during free fall and a\u00a0fully perforated\u00a0counter-cone\u00a0<\/strong>with a connection for air entrance.\u00a0The\u00a0counter-cone also\u00a0allows\u00a0the\u00a0discharge\u00a0<\/strong>of the product according to the FIFO method\u00a0<\/strong>(first in, first out).<\/p>\n A\u00a0centrifugal fan\u00a0<\/strong>connected to a\u00a0hot air generator\u00a0<\/strong>is\u00a0attached to the\u00a0connecting tube.\u00a0This hot air passes through the counter-cone drying the almonds.<\/p>\n An\u00a0air\u00a0extractor\u00a0<\/strong>is incorporated in the ceiling\u00a0to prevent internal condensation and remove excess hot air.<\/p>\n The drying time<\/strong> is somewhat relative, since it will depend on the input humidity of the product, and\u00a0can\u00a0range\u00a0between 8 to 10 hours.<\/strong>\u00a0<\/strong><\/p>\n Silo for the storage of nuts The silo is undoubtedly the best option for the storage of nuts due to the advantages it provides for their conservation and handling\u00a0<\/strong>.<\/p>\n A silo is a good investment if our goal is to have a good product to meet the quality standards demanded by the market.<\/strong><\/p>\n [\/et_pb_text][et_pb_image src=\u00a0\u00bbhttps:\/\/gandariaspain.com\/wp-content\/uploads\/2021\/04\/stockage-de-fruits-secs.jpg\u00a0\u00bb title_text=\u00a0\u00bbstockage de fruits secs\u00a0\u00bb url=\u00a0\u00bbhttps:\/\/gandariaspain.com\/wp-content\/uploads\/2021\/04\/Stockage-de-fruits-secs.pdf\u00a0\u00bb url_new_window=\u00a0\u00bbon\u00a0\u00bb align=\u00a0\u00bbcenter\u00a0\u00bb _builder_version=\u00a0\u00bb4.9.3″ _module_preset=\u00a0\u00bbdefault\u00a0\u00bb width=\u00a0\u00bb27%\u00a0\u00bb locked=\u00a0\u00bboff\u00a0\u00bb][\/et_pb_image][et_pb_button button_url=\u00a0\u00bbhttps:\/\/gandariaspain.com\/wp-content\/uploads\/2021\/04\/Stockage-de-fruits-secs.pdf\u00a0\u00bb url_new_window=\u00a0\u00bbon\u00a0\u00bb button_text=\u00a0\u00bbT\u00e9l\u00e9charger pdf\u00a0\u00bb button_alignment=\u00a0\u00bbcenter\u00a0\u00bb _builder_version=\u00a0\u00bb4.9.3″ _module_preset=\u00a0\u00bbdefault\u00a0\u00bb locked=\u00a0\u00bboff\u00a0\u00bb][\/et_pb_button][\/et_pb_column][\/et_pb_row][\/et_pb_section]<\/p>\n<\/span>","protected":false},"excerpt":{"rendered":" Recommandations pour le s\u00e9chage et le stockage des fruits secs […]<\/p>\n","protected":false},"author":2,"featured_media":60796,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_et_pb_use_builder":"on","_et_pb_old_content":" Drying and storage of nuts to maintain their quality<\/strong><\/p> \u00a0<\/strong><\/p> Advantages of drying and storing nuts in a metal silo<\/p> \u00a0<\/p> RECOMMENDATIONS FOR\u00a0DRYING AND STORING NUTS<\/p> \u00a0<\/p> The world production of almonds, hazelnuts, walnuts and pistachios has increased notably in the last thirty years.\u00a0Scientific evidence on its health benefits is increasingly proven and it is a decisive factor in increasing its consumption worldwide.<\/p> \u00a0<\/p> On the other hand, its particular composition and varied use creates a high technological interest. The innovation and introduction of new products derived from nuts in the international market is led by the European market.<\/p> \u00a0<\/p> \u00a0<\/p> Nut quality<\/strong><\/p> \u00a0<\/p> The quality standards required by the food industry make it increasingly important to obtain a healthy product, with a good taste and attractive to the eye.\u00a0This is made possible by fine-tuning of handling during cultivation, harvesting, conditioning and storage.\u00a0<\/p> \u00a0<\/p> Given that each type of nut has a different technological process, it is necessary to consider specific qualitative aspects for each case.\u00a0<\/p> \u00a0<\/p> \u00a0<\/p> \u00a0<\/p> \u00a0<\/p> For the optimal maintenance of the product after harvest, special emphasis must be placed on the\u00a0drying\u00a0<\/strong>and\u00a0storage\u00a0<\/strong>processes, which are the most important and possibly the most delicate in handling nuts, their quality and their value in the market will depend on this.<\/p> \u00a0<\/p> Post-harvest\u00a0conditioning<\/strong><\/p> \u00a0<\/p> This is the initial stage in the commercial life of nuts.\u00a0Once harvested, they must be properly conditioned pursuing the same objective: \"Preserve quality\", which involves various operations to remove remains of leaves, branches, stones and dust, as well as separate the outer skin in some cases.<\/p> \u00a0<\/p> \u00a0<\/p> Empty fruits are also usually separated at this stage.\u00a0Once the nuts are separated, they must be stabilized, since they are marketed for long periods of time.<\/p> \u00a0<\/strong><\/p> \u00a0<\/strong><\/p> \u00a0<\/strong><\/p> \u00a0<\/strong><\/p> \u00a0<\/strong><\/p> Drying<\/strong><\/p> Next, it is very important to dry them to remove moisture content.\u00a0Both walnuts and hazelnuts, at the time of harvest, have more than 20% humidity and thus it is not possible to carry out a good conservation.\u00a0For this reason, the humidity should be lowered to a percentage close to 8-10%.\u00a0The objective is predominantly to reduce the risk of fungal development and oxidation.\u00a0<\/p> \u00a0<\/p> When the volume of the harvest is large, it is advisable to dry the nuts industrially.\u00a0The use of dryers helps to reduce the humidity and water content of the product to levels that limit the growth of microorganisms and they are kept in silos that avoid temperature increases as much as possible.<\/p> \u00a0<\/p> It is also important to take into account the variety of nuts to dry, since each type has its own characteristics, size, sensitivity to rancidity and darkening.\u00a0<\/p> \u00a0<\/p> Storage<\/strong><\/p> Once the nuts are dry, they must be stored in optimal conditions of temperature and humidity.\u00a0In the case of almonds and hazelnuts, the relative humidity must be below 65% with a temperature between 10\u00baC and 15\u00baC.<\/p> \u00a0<\/p> If we do not take the appropriate measures we risk the appearance of\u00a0worms\u00a0<\/strong>or fungi,\u00a0which could endanger the entire harvest.\u00a0Aspergillus\u00a0spp\u00a0<\/em><\/strong>is a cosmopolitan fungus that\u00a0can quickly colonize large numbers of improperly\u00a0drying almonds.\u00a0This fungus produces\u00a0aflatoxins<\/strong>, a substance that is hazardous to health.\u00a0\u00a0<\/p> \u00a0<\/p> Food safety<\/strong><\/p> The quality aspect is especially relevant in the case of nuts.\u00a0Therefore, the residues of phytosanitary products should be considered, since they represent an important barrier to export in some markets.<\/p> \u00a0<\/p> On the other hand, the presence of\u00a0mycotoxins\u00a0is another fundamental aspect in the nuts sector, as we have seen previously they create suitable conditions for the development of\u00a0mycotoxin producing microorganisms, especially from the\u00a0aflatoxin group.\u00a0The fact that some nuts are harvested directly from the ground increases the risk of external microbial contamination.<\/p> \u00a0<\/p> \u00a0<\/p> \u00a0<\/p> \u00a0<\/p> \u00a0<\/p> \u00a0<\/p> Advantages of drying and storing nuts in silos<\/strong><\/p> \u00a0<\/strong><\/p> At Gandaria we have always innovated and developed new systems to help obtain the best product quality and the optimal maintenance after harvest.<\/p> \u00a0<\/strong><\/p> \u00a0<\/strong><\/p> \u00a0<\/strong><\/p> Drying silo<\/strong><\/p> After years of experience in the nuts sector, we can assure that drying\u00a0nuts\u00a0<\/strong>in a silo is one of the most\u00a0efficient\u00a0<\/strong>systems available today.<\/p> \u00a0<\/p> If we compare it with sun-drying or with drying in a warehouse, there is a qualitative jump.<\/p> \u00a0<\/p> \u00a0<\/p> \u00a0<\/p> \u00a0<\/p> \u00a0<\/p> \u00a0<\/p> \u00a0<\/p> Operating example of the drying silo for almonds<\/strong><\/p> \u00a0<\/p> To get the best performance from our drying silo we need to adjust the dimensions according to the peeling production capacity of the plant.\u00a0The drying silo is a hopper silo on a metal structure with a 45\u00ba cone.<\/strong><\/p> \u00a0<\/p> Inside, there is a\u00a0slide\u00a0<\/strong> to prevent the almond from breaking during free fall and a\u00a0fully perforated\u00a0counter-cone\u00a0<\/strong>with a connection for air entrance.\u00a0The\u00a0counter-cone also\u00a0allows\u00a0the\u00a0discharge\u00a0<\/strong>of the product according to the FIFO method\u00a0<\/strong>(first in, first out).<\/p> \u00a0<\/p> A\u00a0centrifugal fan\u00a0<\/strong>connected to a\u00a0hot air generator\u00a0<\/strong>is\u00a0attached to the\u00a0connecting tube.\u00a0This hot air passes through the counter-cone drying the almonds.<\/p> \u00a0<\/p> An\u00a0air\u00a0extractor\u00a0<\/strong>is incorporated in the ceiling\u00a0to prevent internal condensation and remove excess hot air.<\/p> \u00a0<\/p> The drying time<\/strong> is somewhat relative, since it will depend on the input humidity of the product, and\u00a0can\u00a0range\u00a0between 8 to\u00a010 hours.<\/strong><\/p> \u00a0<\/p> \u00a0<\/strong><\/p> \u00a0<\/strong><\/p> \u00a0<\/strong><\/p> \u00a0<\/strong><\/p> \u00a0<\/strong><\/p> \u00a0<\/strong><\/p> Silo for nuts storage<\/strong><\/p> \u00a0<\/strong><\/p> The silo is undoubtedly the best option for the storage of nuts due to the advantages it provides for their conservation and handling\u00a0<\/strong>.<\/p> \u00a0<\/p> \u00a0<\/p> A silo is a good investment if our goal is to have a good product to meet the quality standards demanded by the market.<\/strong><\/p>","_et_gb_content_width":"","_mbp_gutenberg_autopost":false,"footnotes":""},"categories":[69],"tags":[],"class_list":["post-60898","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-stockage-des-cereales"],"yoast_head":"\nAdvantages of drying and storing nuts in silos<\/strong><\/h4>\n
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