Question

4. Соотнесите типы растений относительно фотопериодизма Растения короткого дня (короткодневные Нейтральные растения их цветение не зависит от длительности светового дня для цветения необходима Длительность светового дня более 12 часов для цветения необходима длительность светового дня менее 12 часов Растения длинного дня​

Answer 1

Ответ:

растения короткого дня - более 12 часов

растения длинного дня - не зависит от длительности светового дня

Answer 2

Types of Plants Based on Photoperiodism

Plants can be classified into three categories based on their response to the duration of light and darkness, known as photoperiodism. These categories are:

1. Short-day Plants (SDP): Short-day plants require a period of darkness longer than a critical duration to initiate flowering. They typically flower when the duration of daylight is less than a certain threshold, usually around 12 hours or less. These plants are also known as long-night plants because they require a longer period of darkness to trigger flowering. Some examples of short-day plants include chrysanthemums, poinsettias, and strawberries [[1]].

2. Long-day Plants (LDP): Long-day plants require a period of darkness shorter than a critical duration to initiate flowering. They typically flower when the duration of daylight is longer than a certain threshold, usually around 12 hours or more. These plants are also known as short-night plants because they require a shorter period of darkness to trigger flowering. Examples of long-day plants include spinach, lettuce, and radishes [[2]].

3. Day-neutral Plants: Day-neutral plants are not influenced by the duration of light and darkness for flowering. They can flower regardless of the length of the day. Day-neutral plants have a flowering response that is not dependent on photoperiod and is instead controlled by other factors such as age or temperature. Examples of day-neutral plants include tomatoes, cucumbers, and roses [[3]].

It's important to note that while these categories provide a general framework for understanding plant responses to photoperiodism, there can be variations and exceptions within each category. Additionally, some plants may exhibit a combination of responses or have more complex photoperiodic requirements.

I hope this information helps! Let me know if you have any further questions.