Utilizând diferite metode și condiții de sinteză au fost obținuți și studiați patru compuși coordinativi ai V(II) și V(IV) în baza 2,6-diacetilpiridinei și hidrazidelor acizilor izonicotinic/nicotinic: doi compuși mononucleari ...
Acest material constituie un studiu generalizat a patru compuși coordinativi mononucleari ai Fe(III) în baza 2,6-diacetilpiridinei și hidrazidelor acizilor izonicotinic/nicotinic: [Fe(H2L 1 )(H2O)2](NO3)3∙1,5H2O (1), [Fe(H2L ...
In order to identify compounds with antimicrobial properties, three coordination compounds of iron(III): [Fe(H2L 1 )(H2O)2](NO3)3∙1.5H2O; [Fe(H2L 2 )(H2O)2](NO3)3∙5H2O and [Fe(H2L 3 )(H2O)2](NO3)3∙2.5H2O (where H2L 1 ...
A fost studiată influența a doi compuși coordinativi ai Fe(III) cu liganzi organici de tip baze Schiff: [Fe(H2L 1 )(H2O)2](NO3)3·1,5H2O (1) (H2L 1=2,6-diacetilpiridină bis(izonicotinoilhidrazonă)) și [Fe(H2L 2 )(H2O)2](NO3)3·5H2O ...
Walnut is a species that is gaining more and more space in the Republic of Moldova. The adaptation of French varieties to the climatic conditions in the country is very good. In variants 3 and 4 where the concentration of ...
Following research carried out during the autumn of 2020 and the spring of 2021. Before the harvest, the apple trees were sprayed with Fitosyd 2l / ha + Mycohelp 2l / ha + Liposam 1l / ha adjuvant. The fruits were harvested ...
În ultimii ani devine tot mai important, atât pentru populație cât și pentru producători, accesul acestora la surse de alimente sigure și salubre pentru sănătate. Evenimentele negative de rezonanță privind siguranța ...
The conclusion and development of the consumer contract are characterized by specific mechanisms imposed by the legislator, such as: the pre-contractual obligation to inform, unilateral termination, abusive clauses, etc. ...
The effect of the variety on the cracking of cherries on the Ferrovia, Kordia, Regina, Skeena and Stella varieties, grafted on the Maxima 14 rootstock, was studied. cv. Regina, cv. Skeena) 2021 at their stage of maturation ...
During the years 2018-2020 in the central area of the Republic of Moldova to evaluate the effect of cutting cherry trees (Prunus avium L.) from CV “Skeena” and CV “Kordia”, grafted on Maxima 14, during the rest period and ...
Densitatea de plantare este criteriul de bază în intensificarea speciilor pomicole, recoltele de fructe cantitative și calitative poate fi obținute în plantații cu un echilibru fiziologic între creștere și fructificare. ...
In the Republic of Moldova, as in many European countries, wheat is the main food crop. However, obtaining high and sustainable yields of this crop is impossible without the use of a complex of integrated plant protection ...
During the growing season, rapeseed can be attacked by a complex of polyphagous pests, or less often - pests with a narrower nutrition specialization. Integrated rapeseed protection provides for the use of a complex of ...
During the years 2020-2021, the particularities of growing sea buckthorn (Hippophae rhamnoides L.) from the Cora variety were studied depending on the management of the pruning: 1) shrub with annual pruning of fruiting ...
The cabbage is one of the most important vegetable crops under cultivation. The cabbage is a cool season crop which grows best under cool, moist weather conditions. This vegetable can grow well on a wide range of soil types ...
The scope of marketing of agri-food products covers agricultural products (animal or vegetable) that are intended for human consumption. The development of agri-food marketing took place simultaneously with the development ...
The agri-food sector in the Republic of Moldova is a strategic for the national economy. During the 2020-2021 years, a study was conducted on the factors influencing the development of enterprises in the agri-food sector ...
Marketing efforts do not gain value if the products are not offered to those who need them. The concept of distribution considers, first of all, the “itinerary” that the goods go through on the market, from the producer ...
The risks in agriculture are higher than in other sectors of economy since those risks are related to different factors, including the climate and market unpredictability. Steps should be taken to support this sector, since ...
Obiectivul acestei lucrări se rezumă la studiul condițiilor meteorologice din unele localități din Republica Moldova și a factorilor de stres provocate de schimbările climatice asupra culturilor horticole, în special a ...