Jajang Sauman Hamdani
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View article: High temperature in potato: plant responses and adaptive cultivation strategies to increase production
High temperature in potato: plant responses and adaptive cultivation strategies to increase production Open
Climate change, with global temperatures rising by 1.09°C from 1850–1900 to 2011–2020, threatens potato production, a critical staple crop, by exceeding the optimal temperature range of 15–20°C. This review synthesizes over 45 peer-reviewe…
View article: Evaluation of color, water content, and antioxidant properties of wood ear mushroom with nano edible coating, packaging, and storage temperature
Evaluation of color, water content, and antioxidant properties of wood ear mushroom with nano edible coating, packaging, and storage temperature Open
Wood ear mushrooms are often consumed in Asia and Tropical America for their jelly-like texture, health, and freshness. However, they are easily damaged due to microbes and poor postharvest handling, which affects quality. The combination …
View article: Effect of preharvest paclobutrazol and nitrogen fertilizers on the sprouting performance of ‘median’ potato seed G0 tuber
Effect of preharvest paclobutrazol and nitrogen fertilizers on the sprouting performance of ‘median’ potato seed G0 tuber Open
Various intensifications of potato cultivation, such as the provision of paclobutrazol and nitrogen (N) fertilizer, are thought to impact the quality of the seeds produced. This study aims to evaluate the effects of different N fertilizer …
View article: Morpho‐physiological, productivity, and phytochemical responses of NIL‐ <i>Sletr1‐2</i> tomato mutants as an effect to different types of elicitors
Morpho‐physiological, productivity, and phytochemical responses of NIL‐ <i>Sletr1‐2</i> tomato mutants as an effect to different types of elicitors Open
Near isogenic lines (NIL) were created to maintain good allele introgression in commercial tomatoes ( Solanum lycopersicum ). NIL ‐Sletr 1‐2 mutant tomato has a long shelf life. However, its growth, productivity, and fruit quality (taste a…
View article: Physicochemical and functional properties of modified potato starch from different altitudes: a study of the medians cultivar
Physicochemical and functional properties of modified potato starch from different altitudes: a study of the medians cultivar Open
Potato (Solanum tuberosum L.) cultivation faces significant challenges: highland cultivation leads to soil erosion and fertility degradation, while medium-land cultivation is constrained by suboptimal temperature and humidity conditions. P…
View article: The potential and differences between mulch and organic matter in reducing drought stress in plants – a review
The potential and differences between mulch and organic matter in reducing drought stress in plants – a review Open
The information on the potency and role of mulch and organic matter in coping with drought is unclear and limited. In this article, we provide a literature review on the types, doses of mulch and organic matter in drought research, and the…
View article: Enhancing microbial population and biomass of water spinach grown in tailing and inceptisols by manure amendment
Enhancing microbial population and biomass of water spinach grown in tailing and inceptisols by manure amendment Open
The impact of tailings accumulated on agricultural land is the loss of soil profile and decreased soil quality, making plants difficult to grow. This study aimed to observe the effect of cow dung manure (CM) doses to gold mine tailings on …
View article: An overview of gibberellin inhibitors for regulating vegetable growth and development
An overview of gibberellin inhibitors for regulating vegetable growth and development Open
Gibberellin (GAs) promotes plant growth processes like germination, shoot elongation, root development, and flowering, while its inhibition is occasionally used in some vegetable crop practices. This paper aims to review the current litera…
View article: The effect of seed provenance and organic fertilizer types on growth and yield of G2 potato (Solanum tuberosum L. cv. Medians) seeds in Jatinangor medium plains
The effect of seed provenance and organic fertilizer types on growth and yield of G2 potato (Solanum tuberosum L. cv. Medians) seeds in Jatinangor medium plains Open
Potato growth is influenced by seed provenance and fertilization, but the availability of high-quality potato seeds is still limited. To overcome those challenges, solutions include using temperature-tolerant potato varieties from medium p…
View article: Combination effect of 1-Methylcyclopropene (1-MCP) and Ascorbic Acid (AsA) in maintaining postharvest life and quality of tomato fruit
Combination effect of 1-Methylcyclopropene (1-MCP) and Ascorbic Acid (AsA) in maintaining postharvest life and quality of tomato fruit Open
1-Methylcyclopropene (1-MCP) and Ascorbic Acid (AsA) inhibit the ethylene effect in horticultural products. Mostly 1-MCP and AsA are used as individual treatments to extend the fruit shelf life and maintain the quality of horticultural pro…
View article: The Effect Cultivated at Different Altitudes and Modifications on Physicochemical and Functional Properties of Starch Medians Cultivar Potato
The Effect Cultivated at Different Altitudes and Modifications on Physicochemical and Functional Properties of Starch Medians Cultivar Potato Open
Potato (Solanum tuberosum L.) is a major global food crop essential for food security and agricultural economics. Potato's adaptability to various climates and soil types makes it a vital agricultural commodity. However, intensive potato c…
View article: Recent overview of kaffir lime (Citrus hystrix DC) dual functionality in food and nutraceuticals
Recent overview of kaffir lime (Citrus hystrix DC) dual functionality in food and nutraceuticals Open
Kaffir lime, less popular than most citrus species with fresh edible fruits, is considered a minor citrus in its native Southeast Asia, where cultivation is also less intensive. This review presents a novel perspective regarding kaffir lim…
View article: Physical and chemical properties of green chili pepper during storage in response to pre- and post-harvest application of moringa leaf extract
Physical and chemical properties of green chili pepper during storage in response to pre- and post-harvest application of moringa leaf extract Open
The primary challenge encountered by marketers of green chili peppers is the rapid post-harvest deterioration. The application of pre- and post-harvest moringa leaf extract (MLE) is an effective approach to preserving the quality of fruits…
View article: Effect of biochar composition and paclobutrazol concentration on growth and yield of G1 Medians cultivar potato seeds in Jatinangor medium plain
Effect of biochar composition and paclobutrazol concentration on growth and yield of G1 Medians cultivar potato seeds in Jatinangor medium plain Open
Potato seed production in the medium plain is necessary to avoid environmental damage and the limited area of potato seed production in the high plain. The effort to increase the production of G1 potato seeds on the medium plain is the eva…
View article: Response of growth and tuber seed production of G0 potato (Solanum tuberosum L.) cv Medians in medium lands of Jatinangor to biochar composition and retardant type
Response of growth and tuber seed production of G0 potato (Solanum tuberosum L.) cv Medians in medium lands of Jatinangor to biochar composition and retardant type Open
Potatoes are the third most consumed food in Indonesia. The availability of high-quality potato tuber seeds is still low which affects potato production. Potato planting in the highlands is limited, so it needs to be expanded into medium l…
View article: Effect of Poultry Manure and Ethephon on Growth, Yield, and Quality of Cayenne Pepper (Capsicum frutescens L.) ‘Ratuni UNPAD’
Effect of Poultry Manure and Ethephon on Growth, Yield, and Quality of Cayenne Pepper (Capsicum frutescens L.) ‘Ratuni UNPAD’ Open
The production of 'Ratuni UNPAD' cayenne pepper can be increased using organic chicken manure. However, the application of ethephon is needed during fertilization due to the significantly slow flower initiation. Therefore, this study aims …
View article: Antioxidative response of parthenocarpic tomato, iaa9-3 and iaa9-5, under heat stress condition
Antioxidative response of parthenocarpic tomato, iaa9-3 and iaa9-5, under heat stress condition Open
It has previously been shown that parthenocarpic tomato mutants, iaa9-3 and iaa9-5, can adapt, grow, and produce fruit under heat-stress conditions. However, the physiological processes in those two mutants especially for the enzymatic sys…
View article: Response of potato tuber as an effect of the N-fertilizer and paclobutrazol application in medium altitude
Response of potato tuber as an effect of the N-fertilizer and paclobutrazol application in medium altitude Open
Development of G 0 potato seeds in medium altitude with high temperatures has been constrained high temperatures, which inhibited plant growth and development, especially for tuber formation. The production of G 0 potato seeds in the high-…
View article: Growth, yield, and secondary metabolite responses of three shallot cultivars at different watering intervals
Growth, yield, and secondary metabolite responses of three shallot cultivars at different watering intervals Open
Indonesia is a significant producer of shallots, and the country frequently cultivates three distinct varieties: Bima, Trisula, and Sumenep. Each cultivar exhibits distinct characteristics, specifically when grown under suboptimal conditio…
View article: Organic Fertilizer Types at Different Interval Comparison to Butterfly Pea Flower Growth and Yields
Organic Fertilizer Types at Different Interval Comparison to Butterfly Pea Flower Growth and Yields Open
The butterfly pea (Clictoria ternatea) is one of the horticulture plants. It is part of the ornamental plant group. This plant has many uses, such as food colouring and herbal remedies. Butterfly peas are cultivated organically. However, t…
View article: Variability of Strawberry Fruit Quality and Shelf Life with Different Edible Coatings
Variability of Strawberry Fruit Quality and Shelf Life with Different Edible Coatings Open
Strawberry (Fragraria x ananassa Duch) cv. Tochiotome is nutrient rich. However, it has a short shelf life, especially at room temperature. Coating is one of the methods used to prolong fruit shelf life. Coating materials, such as nano chi…
View article: Real-Time Detection of the Nutritional Compounds in Green ‘Ratuni UNPAD’ Cayenne Pepper
Real-Time Detection of the Nutritional Compounds in Green ‘Ratuni UNPAD’ Cayenne Pepper Open
The detection of nutritional compounds is usually performed through laboratory analysis, which requires extensive planning, time, cost, and effort. Alternatively, visible/near-infrared (Vis/NIR) spectroscopy can be used to determine the pr…
View article: Growth, yield, and fruit quality responses of three cucumber (Cucumis sativus L.) varieties to different ethephon concentrations
Growth, yield, and fruit quality responses of three cucumber (Cucumis sativus L.) varieties to different ethephon concentrations Open
The decline in cucumber (Cucumis sativus L.) production in Indonesia was correlated with sex ratio imbalance. Therefore, ethephon could be used to retard vegetative growth and modify the sex ratio of the cucumber plant towards femaleness t…
View article: Effect of Plant Growth Regulator on Growth, Yield and Catechin Content of Tea (Camellia sinensis (L.) O.Kuntze)
Effect of Plant Growth Regulator on Growth, Yield and Catechin Content of Tea (Camellia sinensis (L.) O.Kuntze) Open
Catechins are one of the secondary metabolites contained in tea leaves. Cultivation practices such as pruning affect the shoot production and quality of tea yield. The use of plant growth regulators is a new breakthrough in tea plant engin…
View article: Paclobutrazol and benzylaminopurine improve potato yield grown under high temperatures in lowland and medium land
Paclobutrazol and benzylaminopurine improve potato yield grown under high temperatures in lowland and medium land Open
Potato is one of the most important vegetable crops in the world. In a tropical country such as Indonesia, potato is cultivated in highland that has low temperature. However, the extensification and intensification of potato cultivation ca…
View article: Composition and Dose of Ameliorant Against C/N Ratio, Soil pH, Plant Phosphate Content on Potato Plants
Composition and Dose of Ameliorant Against C/N Ratio, Soil pH, Plant Phosphate Content on Potato Plants Open
This article aims to study the addition of ameliorant material in the soil to increase fertility rates, especially for potato plants grown at the height of 750 m above sea level. The experiments were conducted on medium plains 750 m above …
View article: Composition and dose of ameliorant against C/N ratio, soil PH, plant phosphate content on potato plants
Composition and dose of ameliorant against C/N ratio, soil PH, plant phosphate content on potato plants Open
This article aims to learn the addition of ameliorant material on the ground so as to increase the level of soil fertility especially for the potato plants that are buenabled on the medium plains. The experiments were conducted on medium p…
View article: Non-destructive detection of two cucumber cultivars fruit quality using NIR Spectroscopy
Non-destructive detection of two cucumber cultivars fruit quality using NIR Spectroscopy Open
Cucumber fruit quality can be detected by the non-destructive method such as NIR Spectroscopy. NIR determines the content quality of the product rapidly, precise, and accurate. This study aims to predict the quality component of cucumber c…
View article: Phosphate Solubilizing-based Peat Soil Carier Applied to Potato
Phosphate Solubilizing-based Peat Soil Carier Applied to Potato Open
Purpose : The indigenous phosphate solubilizing stored in peat soil as a carier is still a prospect as an ingredient of biological fertilizer, so it still needs to review how the indigenus phosphate solubilizing area of Tanjungsari, Sumeda…