Results 41 to 50 of about 77,409 (285)

Potato Tuberworm Phthorimaea operculella (Zeller) (Lepidoptera: Gelechioidea) Leaf Infestation Affects Performance of Conspecific Larvae on Harvested Tubers by Inducing Chemical Defenses

open access: yesInsects, 2020
Conspecific aboveground and belowground herbivores can interact with each other, mediated by plant secondary chemicals; however, little attention has been paid to the interaction between leaf feeders and tuber-feeders.
Dingli Wang   +4 more
doaj   +1 more source

Distribution and Density of Vegetative Hydrilla Propagules in the Sediments of Two New Zealand Lakes [PDF]

open access: yes, 1999
The distribution and density of hydrilla (Hydrilla verticillata (L.f.)Royle) turions and tubers in two New Zealand lakes were assessed by sampling cores of sediment from Lakes Tutira and Waikapiro each year from 1994 to 1997.
Champion, P.D.   +3 more
core  

The Role of Certifications in Improving Household Food Security Among Peruvian Farmers

open access: yesAgribusiness, EarlyView.
ABSTRACT Achieving global food security requires sustainable transformations in agri‐food systems. Voluntary Sustainability Standards (VSS) such as Organic and Fairtrade aim to internalize certain social and environmental costs while promoting more equitable value distribution, improved market access, and sustainable production practices.
Lisa‐Marie Schulte, Awudu Abdulai
wiley   +1 more source

Advancing European Plant Variety Registration: Data‐Driven Insights and Stakeholder Perspectives

open access: yesAgribusiness, EarlyView.
ABSTRACT Efficient plant variety registration is crucial for fostering innovation in the European Union, yet the current regulatory framework is complex and faces calls for reform. This study provides data‐driven evidence to inform the ongoing legislative debate by employing a mixed‐methods approach.
Sergio Urioste Daza   +2 more
wiley   +1 more source

Potato purple top, lethal wilt of oil palm, and papaya twisted neck syndrome: Phytoplasma-associated diseases in Ecuador

open access: yesBiotecnología Vegetal, 2019
Phytoplasma are wall-less bacteria limited to the phloem vessels in higher plants. Diseases associated with phytoplasma, in the past, have not been a serious problem in Ecuador.
Carlos Bolanos   +7 more
doaj  

Investigating the Effects of Optimized Mineral Fertilization on Plant Growth, Physiological Traits, Tuber Yield, and Biochemical Contents of Potato Crop

open access: yesHorticulturae
Plants of two potato (Solanum tuberosum L.) varieties ‘Spunta’ (mid-early maturity) and ‘Kensa’ (mid-late maturity) were subjected to three nitrogen (N), phosphorus (P), and potassium (K) fertilization regimes, with T1 optimal rates (as recommended by ...
Hadjer Chabani   +6 more
doaj   +1 more source

Response of Different Potato Genotypes to Drought Stress

open access: yesAgriculture, 2021
A pot trial was established to evaluate the response of different potato genotypes to drought stress. Two potato genotypes (Demon and Hopehely) were exposed to two water levels (80% and 50% water holding capacity). The trial was replicated 16 times and 4
Muhammad Waqar Nasir, Zoltan Toth
doaj   +1 more source

Low‐Level Mosaicism in Tuberous Sclerosis Complex (TSC): Diagnostic and Clinical Implications From Two Novel Cases and Literature Review

open access: yesAmerican Journal of Medical Genetics Part A, EarlyView.
ABSTRACT Mosaicism is relatively common in Tuberous Sclerosis Complex (TSC) but can be difficult to detect using routine diagnostic tests, particularly when the variant allele frequency (VAF) is low. We describe two cases of mosaic TSC diagnosed using an ultra‐deep sequencing approach in multiple tissues and review the literature about this topic in ...
Irene Ambrosetti   +14 more
wiley   +1 more source

Effects of commercial organic fertilizers on the yield and yield structure of potato cultivars [PDF]

open access: yesSelekcija i Semenarstvo, 2012
The research work has dealt with investigations of two type commercial organic fertilizers (DCM ECO-MIX 4 NPK 7:7:10 i GUANITO NPK 6:15:3) effects on the yield and yield structure of three potato cultivars (Cleopatra, Carrera and Sylvana).
Filipović Vladimir   +6 more
doaj  

Study of Paclobutrazol Dosage and Seed Size on Growth and Yield of Porang (Amorphophallus onchophyllus P.)

open access: yesJurnal Teknik Pertanian Lampung, 2022
The konjac plant (Amorphophallus oncophyllus Prain.) contains high glucomannan with many benefits. This experiment aimed to study effect of paclobutrazol dose and seedling size on the growth and yield of konjac plants.
Sefti Nurul Hidayah   +2 more
doaj   +1 more source

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