High heat, ethylene levels independently halt tomato fruit set

Ethylene is an essential plant hormone at low concentrations. Concentrations in the field rarely exceed 5 nmol⋅mol−1 (0.005 ppm), but it can accumulate as a gas in closed, indoor environments. These elevated levels can ...

Integrated grafting system developed for passion fruit plantlets

Passion fruit has become an important fruit crop in Taiwan and Southeast Asia due to its special taste and nutrient-rich flesh. However, it is seriously harmed by viruses, blight, and brown spot diseases. As a result of virus ...

Nutrient uptake in citrus rootstock affected by huanglongbing

Huanglongbing (HLB) is presumably caused by the phloem-limited bacteria, Candidatus Liberibacter asiaticus (CLas), and is one of the most devastating diseases of citrus. A distinctive chlorotic mottle on fully expanded leaves ...

Effects of photosynthetic daily light on swordfern cultivars

In the past decade, tropical ferns have increased in popularity for use in hanging baskets or as a potted indoor crop. To date, tropical ferns are the second largest (14%) category of the foliage plant sector in the commercial ...

Watermelon planting decisions involve multiple risks

Watermelon farmers in Florida consider multiple uncertain risk factors when deciding when to transplant watermelon in a field. Early planting (late February or early March) is associated with higher risk of freeze damage ...

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