Watermelons are generally common in the summer season because they thrive in warm temperatures and require a long growing season. The hot and sunny weather during summer provides the ideal conditions for watermelon plants to grow and produce fruit. Additionally, watermelons are often associated with summertime activities such as picnics and barbecues, further emphasizing their connection to the summer season.

The Melitopolski variety of watermelon takes 95 days to mature.

Powdery mildew is a disease of watermelon that is commonly caused by high humidity. It is a fungal infection that appears as a white powdery coating on the leaves, stems, and fruits of the plant. The fungus thrives in warm and humid conditions, making it a common problem in areas with high humidity. The infection can weaken the plant, reduce fruit quality, and eventually lead to plant death if left untreated. Therefore, powdery mildew is a disease of watermelon that is spurred by huge humidity.

China was the highest producer of watermelon in 2016. This can be attributed to several factors such as favorable climate conditions, large agricultural land, and advanced farming techniques. China has a long history of watermelon cultivation and has developed expertise in maximizing yields. Additionally, China has a large domestic market for watermelon consumption, which further drives its production.

The correct answer is Orangeglo because it is the variety of watermelon that has a sweet orange flesh. The other options, Golden midget, Moon and stars, and Carolina cross, do not have a sweet orange flesh.

The bitter wooly melon was originally described in 1794.

Seedless watermelons cannot be propagated by seeds because they are sterile and do not produce viable seeds. Budding and stem cutting are also not suitable methods for propagating seedless watermelons. Grafting, on the other hand, is a common method used to propagate seedless watermelons. In grafting, a bud or shoot from a seedless watermelon plant is attached to the rootstock of another watermelon plant. This allows the seedless variety to obtain nutrients and water from the rootstock while maintaining its own unique characteristics.

Watermelon fruit has a high water content, which contributes to its juicy and refreshing nature. The correct answer of 91% indicates that water makes up the majority of the composition of watermelon fruit.

Seedless watermelon was first developed in 1939.

Fusarium wilt is the correct answer because it is a common disease that affects watermelon plants in Japan. It is caused by a soil-borne fungus called Fusarium oxysporum and can cause wilting, yellowing of leaves, and stunted growth in watermelon plants. This disease can significantly impact the yield and quality of watermelon crops in Japan, making it a major concern for watermelon growers in the country.