Weediness impact on yield and quality of sunflower seeds

A. Babenko

Анотація


The effect on weed-infested crops yield and quality of sunflower seeds in the right-bank forest-steppe of Ukraine. The maximum yield of oilseeds and quality obtained in areas where entire period of growing crops had no competition for the factors of life by weeds. Critical period of competition between weeds and sunflower depends on the weed-infested, duration of competitive relations and length of the growing season. Sunflower in the initial period of growth and development of a low competitive ability by factors of life compared with weeds

Ключові слова


sunflower, weeds, competitive relationship seed, sunflower seed quality, correlation, agrocenosis

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Посилання


Matyukha L.P. (2001) Bur'yany v stepovomu zemlerobstvi [Weed in steppe agriculture]. Zakhyst Roslyn. 9, 10-12

Tanchyk S. P. (2005) Biological preconditions of application of the integrated system of protection of crops of corn and sunflower from weeds [Biolohichni peredumovy zastosuvannya intehrovanoyi systemy zakhystu posiviv sonyashnyka vid bur'yaniv]. Visnyk ahrarnoyi nauky. 2, 61-66.

Tanchyk S. P. (2016) Ahrotsenoz sonyashnyku bez zayvykh konkurentiv [Sun¬flo¬wer agrocenose without unnecessary competition]. Karantyn i zakhyst Roslyn, 2-3, 60-64

Tkalich I.D., Marchuk, O. (2012) Urozhaynist' hibrydiv sonyashnyku v rizni za pohodnymy umovamy roky [Yields of sunflower hybrids in different weather conditions] Ahronom, 1, 128-134.


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