Different Kinds of Flowers Scientifically speaking, a flower is nothing but the reproductive structure of the plant. The flower contains the male pollen and/or the female ovule in addition to the accessory parts, which are the petals, sepals, and the nectar glands. In terms of botanical studies...
Much effort has been dedicated to marking the sexual types of papaya at the seedling stage to distinguish hermaphroditic from female papayas. A hermaphroditic papaya mutant (SR*) has been obtained, derived from the 'Sunrise' papaya cultivar mutant. Self-pollination of the mutant resulted in all ...
What distinguishes fruits from vegetables in the cook's mind is the inherent natural sweetness of fruits, and even though there is no denying the many great savory dishes that are made with fruits of many kinds, everyone knows that fruits usually arrive at the dinner table in the form of a...
The basidiospores proliferate in a manner comparable to the multiplication of yeasts 担孢子以一种可与酵母繁殖相比拟的方式进行增殖。 18. "To ensure pollination, produce multifruited or multiflowered plants, and propagate certain species (such as hybrid roses) that can be propagated in no other ...
Use of controlled pollination is generally confined to various types of research. 控制授粉的应用,一般只限于干不同的研究工作。 10. MSS has 63 faculty members, including 53 teaching staff members among which 26 are professors or associate professors. 现有教职工63人,教师53人,其中教授、副教授26人...
Bugs aren’t just occasional nuisances, they’re crucial to the environment. Now populations of species worldwide are falling at alarming rates.
Comparison of Pollination Behaviour of Apis mellifera ligustica and Apis cerana cerana in Greenhouse 意大利蜜蜂和中华蜜蜂在温室内传粉行为的比较 6. Returning honey bees dance a figure of eight on the honeycomb to communicate a source of pollen to other members of the hive. 采蜜归来的蜜蜂在巢上...
5. mating of individuals having traits more dissimilar than likely in random mating. 与随机交配相比具有更多不同特征的个体之间发生的交配。6. Fertilization resulting from pollination among flowers of the same plant. 同系交配在同株植物的不同花朵上进行的摄粉作用7. Analysis on Combining Ability of...
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Enter the quintessential Sumerian genius that increased yields and established a practice still in use today: artificial pollination. We Should Date More! To combat the uncertainty of nature, Sumerians took up artificial pollination. It sounds a lot more complicated than it was/is; all it took ...