Healthy soil provides water and nutrients to plants and encourages healthy plant growth. Allow plenty of time to prepare your soil for planting. As noted by the Cornell University Department of Horticulture, if you want to plant a vegetable or flower garden, begin to prepare your soil the fall...
从第一段"Weeds compete with plantings for water and nutrients. So farmers may have the good reason to hate them.杂草与植物争夺水分和养分。因此,农民们可能有很好的理由讨厌它们。"可知,农民讨厌杂草的原因是杂草与庄稼争夺水和营养。故选A.2【答案】D【解析】第二段的主旨是什么?A.所有的植物都是...
A non-native plant chokes out native plants by hogging the nutrients in the soil. 一种非本地的植物通过占用土壤中的养分来扼杀本地植物。 The cheap foods that make adults fat starve children of absolutely essential nutrients. 让成人肥胖的廉价食品使儿童缺乏不可或缺的营养。 When nutrients are ...
答案12.A.细节理解题.由Companion planting is the idea that some kinds of plants can help each other grow. Plants that are compatible together generally have similar needs in terms of nutrients, soil and moisture levels.可知混栽植物指的是有些植物可以一起种植,彼此受益的观点,...
根据前文Autumn is a good time to plan for new flowers and plants for next year's growing season.(秋天是为明年的生长季节计划新的花卉和植物的好时机。)可知,秋天适合种植;根据后文As a result,it is necessary to improve soil(土壤)before plants are in place .(因此,有必要在...
Fertilizer, natural or artificial substance containing the chemical elements that improve growth and productiveness of plants. Fertilizers enhance the natural fertility of the soil or replace chemical elements taken from the soil by previous crops.
For instance, when plants are limited by N (or P), they tend to absorb more N (or P) from senescing leaves, leading to an increase in NRE (or PRE) [40, 47]. The Relative Nutrient Resorption Hypothesis suggests that there are interactions between different nutrient elements during nutrient...
根据第三段“it would be a bit challenging for the plants to survive in the soil that has perchlorate(对于植物来说,在含有高氯酸盐的土壤中生存有点挑战性)”以及第四段“The study revealed that a concentration of 3 grams of perchlorate per kilogram of soil resulted in no growth of rice plants...
Always remember to rinse the growth medium before planting. Do not overcrowd plants. Overcrowding stresses plants and makes them susceptible to various problems. For hygiene’s sake do not let outsiders into your grow area. Wear protective equipment or shower and change clothes. ...
D. Scientific researches have thrown light on the theory of companion planting.34. According to the text, which group of plants are not suitable to be planted together? BA. Beans and potatoes. B.Tomatoes and watercress.C. Carrots and cabbages. ...