Crop Staples:Farmers constantly choose seeds from plants that grow fast, large, and hardy. Over generations, this leads to the development of specific strains of crops that are more popular than others.Answer and Explanation: Wheat is the most-produced crop in the world today, accounting for ...
What is feedstock energy? What is the most common crop grown with subsistence farming? What is the most abundant non-anthropogenic greenhouse gas? What is the best biofuel? What plants are used for biofuels? What is the most used non-renewable resource?
Cultivation is concerned with human activities, while domestication deals with the genetic response of the plants or animals being tended or cultivated. Harvested plant materials may be classified as wild, tolerated, encouraged, or domesticated. This chapter examines a few examples of intermediate ...
peoples or cultures, but that is another matter. Certainly, not all groups of people are equally competent in nuclear physics or psychology or the cultivation of rice . Whereas this is not the 4___ fault of their language. The Eskimos , it is said, ca...
Along with the development of society, more and more problems are brought to our attention, one of the most serious issue is the gray population. Nevertheless, the significance of elderly people in society cannot be overstated. As...
A. It's the best of the bunch. B. It's very cheap. C. It's very hot. 相关知识点: 试题来源: 解析 A。“the cream of the crop”表示“出类拔萃的人或物”,这里可理解为“最好的”。选项 B 是“非常便宜”,选项 C 是“非常热”。反馈...
have long been wondering who or what these crop circles. Possibly the most idea is that crop circles are the work from other planets.the most scientific opinion says that are created by vortices(涡旋). They down to the ground, which presses down Dr. Terence Meaden, an expert, the dust (...
选集(66) 自动播放 [1] 1.1 遗传的细胞学基础(Cell... 2216播放 12:12 [2] 1.1 遗传的细胞学基础(Cell... 655播放 12:10 [3] 1.2 作物育种的孟德尔遗传 (M... 574播放 10:07 [4] 1.2 作物育种的孟德尔遗传 (M... 1309播放 10:12
The genetic composition of both plants is very similar to that of rice. 题目详解 题目讨论 登录免费查看解析 还没有账号?马上注册 隐藏原文 译文 精听文本 Narrator: Listen to part of a lecture in a botany class. Female professor: So, continuing with crop domestication, and corn, or, um, maize...
A common rotation plan for a four-year vegetable garden cycle is: Year 1: Plant nitrogen-fixing legumes likegreen beansorpeasto enrich the soil with nitrogen, which makes it more fertile. A cover crop such as clover, planted in another garden area this year, will help tosuppress weedsand ...