Plant owners know it is difficult to find out what plants need,especially when leaves start browning.But it turns out that plants may have been telling you all along. A new study found that when plants are stressed, they make special sounds saying what's wrong.Earlier studies had shown that...
【题】 When Helly Scholten makes dinner, if she needs a tomato or an onion, she heads up stairs -the top floor of her house, a 440-sq uare-foot indoor vegetable garden. She starts c ooking before the sun goes down, while warmt h is still flooding through the glass walls of the ...
Small starter plants (called “transplants” or “starts”) are purchased at the nursery. Some vegetables are challenging to start from seed (or take too long), so we rely on the nurseries to get them started. Examples are tomatoes, eggplant, and peppers. Many plants are grown from seed ...
Previous studies had shown that plants vibrate when under stress, but for years, scientists have debated whether those vibrations become sound waves. By studying tomato and tobacco plants in an acoustic chamber inside a greenhouse, researchers at Tel Aviv University discovered that it's true –...
Gravity helps orchestrate the direction of plant growth in different tissues. During plant development plants experience gravitropism, where they...Become a member and unlock all Study Answers Start today. Try it now Create an account Ask a question Our experts can answer your tough homework ...
Garden tomatoes typically require1-2 inches of water a week. Tomato plants grown in containers need more water than garden tomatoes. Soil in containers heats up faster which leads to more water evaporation. A good rule of thumb for containers is to water until water runs freely from the botto...
A rainwater-harvesting system on the roof, which was designed to directly water the vegetables growing in the loft, hasn’t been working correctly, so the family spends at least an hour a day watering the plants by hand. The parts of the house directly under the greenhouse walls can ...
C.Plant tomato seeds.D.Grow tomatoes step by step.答案 【答案】(1)D.细节理解题。根据They are fun and easy to grow,too!它们很有趣,也很容易成长!可知,作者对种植西红柿的看法是有趣而简单。故选D。(2)B.归纳总结题。根据Step 1:Plant the Seeds( 种子).Step 2:Water the Seeds....
Potash feeds like Tomato feed or comfrey tea are viable ways to feed your onion plants and encourage more bulb growth. Can you eat onions straight from the garden? Onions can be harvested and eaten at any stage and are especially good when eaten straight from the garden. It is a common ...
Dry fruits that split open when mature or ripe are called dehiscent fruits. Plants that produce dehiscent fruits are referred to as dehiscent plants...Become a member and unlock all Study Answers Start today. Try it now Create an account Ask ...