Results 221 to 230 of about 45,359 (261)

Seedling Quality of Southern Pines

Forestry Sciences, 1991
Seedling quality is related to a seedling’s ability to survive prolonged environmental stresses and produce vigorous growth following outplanting. This complex concept includes both a seedling’s “physiological readiness” to grow and suitable morphological features that will allow the seedling to overcome site limitations. Seedling ontogeny (genetically
Jon D. Johnson, Michael L. Cline
exaly   +2 more sources

Effects of Different Seedling Raising Substrates on Quality of Rice Seedlings

2019
Five different seedling raising substrates were used to take the place of the nutrient soil to cultivate rice seedling mechanical transplanting in Anqing, Anhui Province. The emergence rate, survival rate, quality of aboveground parts of seedlings, root system and dry weight and fresh weight were surveyed and analyzed.
WANG, Xiangdong   +3 more
openaire   +1 more source

Defoliation increases nutritional quality and allelochemics of pine seedlings

Oecologia, 1985
The concentration of phenols, procyanidins, and protein in pine foliage was determined at two and eight weeks following mechanical defoliation of 0, 25, 50, and 75%. Changes in both mature and immature ponderosa pine, Pinus ponderosa Dougl. ex Laws, foliage were monitored.
Michael R, Wagner, Paul D, Evans
openaire   +2 more sources

Effects of Different Media on Seedling Quality in Organic Seedling Production

2023
Bu çalışma, organik fide yetiştirme ortamları olarak çiftlik gübresi (ÇG), Zenginleştirilmiş Ortam (ZO), organik torf (T) ve zeolitin (Z) kullanılabilirliğini belirlemek ve ardından ortamların fide kalitesine etkilerini belirlemek amacıyla yapılmıştır.
FADILLIOĞLU, Gizem, BAŞAY, Sevinc
openaire   +1 more source

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